United Kingdom verdict (TL;DR)
Verified 2026-05-17UK sales engagement is shaped by PECR (Privacy and Electronic Communications Regulations) and UK GDPR, both strictly enforced by the ICO. PECR bans cold email to individual email addresses (consumer or personal business email) without prior consent; the B2B "soft opt-in" carve-out exists but requires the recipient to be a company (not an individual), and the product/service to be "similar" to prior transactions. In practice, the UK cold email regime is materially stricter than US CAN-SPAM. The vendors with the strongest UK compliance documentation are Cognism (UK-headquartered, Diamond data verification) and Salesloft. US vendors (Outreach, Groove, ZoomInfo Engage) are fully usable but PECR compliance responsibility lies with the buyer. Sopro (Bristol) is the UK-native sales-engagement-as-a-service alternative.
Picks for United Kingdom
- UK enterprise sales orgs wanting PECR-safe data + engagement: cognism London-headquartered. Diamond verification tier with phone-verified numbers and TPS (Telephone Preference Service) scrubbing. The only vendor in this ranking that explicitly sells UK PECR compliance as a product feature. Used by Drift, Bombora, and Dealfront for UK GTM.
- UK Salesforce-anchored mid-market (50-500 reps): salesloft Strongest Salesforce integration. UK office in London. Used by Deliveroo, GoCardless, and Checkout.com for SDR operations. GDPR-compliant EU data residency available.
- UK enterprise (100+ reps): outreach Deepest cadence customization. UK customers include Sage, Temenos, and Civica. EU/UK data residency option (confirm at contract). Better for large complex orgs than Salesloft.
- UK SMB and mid-market value option: apollo Best UK value proposition at sub-$150/seat/mo. UK contact coverage is reasonable (EU coverage thinner than Cognism). Fit for UK SaaS companies selling globally.
- UK cold-email-only outbound (startups and agencies): lemlist EU-built (Paris). GDPR-designed from the start. Strong UK digital agency adoption for cold email. Cheapest GDPR-native multichannel platform.
How the sales engagement software market looks in United Kingdom
UK sales engagement differs from the US in two important ways: the regulatory regime for outbound prospecting is materially stricter, and Cognism has a genuine home-market advantage that no other vendor in this ranking can match on data quality for UK B2B contacts.
PECR enforcement has escalated. The ICO issued a record £500,000 fine to Easylife in 2022 for unlawful direct marketing data use, and enforcement actions against unsolicited B2B email are rising. The B2B soft opt-in carve-out under PECR Regulation 22 applies only when: (1) contact details were obtained in the course of a sale or negotiations of a sale; (2) the marketing is for similar products/services; and (3) the recipient had an opportunity to opt out. Cold outbound to scraped email lists does not qualify. This makes UK prospecting data quality (particularly TPS-scrubbed phone numbers and confirmed work emails vs. personal emails) the single most important vendor selection criterion for UK sales teams.
Cognism's Diamond tier uses phone verification and TPS/CTPS scrubbing as standard. Salesloft and Outreach rely on the buyer to source compliant data; they are tools, not data providers. Apollo has UK contact data but it is not TPS-scrubbed by default.
London's SaaS ecosystem (Revolut, Monzo, Wise, Checkout.com, GoCardless) mostly runs on Salesloft or Outreach for enterprise-grade teams, and Apollo or Lemlist for seed-to-Series A. Sopro (Bristol) offers a managed service model that handles PECR compliance end-to-end, which is why it is popular with UK companies that do not want to manage compliance internally.
PECR (Privacy and Electronic Communications Regulations 2003, amended): bans unsolicited direct marketing by email/SMS to individual subscribers (including sole traders) without prior consent or soft opt-in. B2B soft opt-in applies only in specific circumstances (prior customer relationship, similar products, opt-out offered). ICO enforcement is active. UK GDPR: post-Brexit, operationally separate from EU GDPR; requires lawful basis for processing contact data (legitimate interest most common for B2B prospecting but must be documented). TPS (Telephone Preference Service) and CTPS (Corporate TPS): outbound sales calls to registered numbers are prohibited; verify your dialer or data vendor suppresses TPS/CTPS numbers. DPA 2018: applies to UK operations. Verify your chosen vendor offers UK or EU data residency if required by your DPO.
Quick comparison, ranked for United Kingdom
| Product | Best for | Starts at | 10-emp/mo* | Pricing | G2 | Geo |
|---|---|---|---|---|---|---|
| 5 Cognism | European outbound teams | Quote | - | 4.6 | Global; strongest in UK, EU, expanding US | |
| 2 Salesloft | Mid-market sales orgs on Salesforce | Quote | - | 4.5 | Global; strongest in US, EU, UK | |
| 1 Outreach | Enterprise sales orgs | Quote | - | 4.3 | Global; strongest in US, EU, UK | |
| 3 Apollo.io | SMB-mid-market outbound teams | $0 + $0/emp | $0 | 4.7 | Global; strongest in US; data weaker in EU | |
| 4 Groove (Clari) | Salesforce-anchored mid-market | Quote | - | 4.6 | Global; strongest in US, UK | |
| 8 Reply.io | AI-first outbound teams | $59 | $59 | 4.6 | Global; strongest in US, EU | |
| 9 Lemlist | Cold-only outbound teams | $39 | $39 | 4.5 | Global; strongest in EU, US, UK | |
| 7 Mixmax | SMB sales teams | $0 + $0/emp | $0 | 4.6 | Global; strongest in US, EU | |
| 6 ZoomInfo Engage | Enterprise outbound on ZoomInfo | Quote | - | 4.0 | Global; strongest in US | |
| 10 Yesware | Solo reps and very small teams | $19 | $19 | 4.4 | Primarily US, UK |
*10-employee monthly cost = base fee + (per-employee × 10) using the lowest published tier. For opaque-pricing vendors, no value is shown.
What buyers in United Kingdom actually pay
Median annual deal size by employee band, in GBP. Crowdsourced from anonymized buyer disclosures.
| Product | Employee band | Median annual (GBP) | Sample | Notes |
|---|---|---|---|---|
| Cognism | 10-50 reps (UK SMB) | £28,000 | 62 | Diamond tier with TPS scrubbing; GBP billed |
| Salesloft | 50-200 reps (UK mid-market) | £52,000 | 44 | Advanced tier; GBP billed via UK entity |
| Outreach | 100-500 reps (UK enterprise) | £98,000 | 28 | Professional tier; GBP at spot rate |
| Apollo.io | 10-50 reps (UK SaaS startup) | £14,000 | 87 | Professional plan; USD billed, GBP equivalent |
| Lemlist | 5-25 reps (UK agency) | £8,400 | 61 | Email Pro plan; EUR billed |
United Kingdom-built or United Kingdom-strong vendors worth knowing
Not yet ranked in our global top 10, but credible options for United Kingdom buyers and worth a shortlist.
Sopro
Visit ↗Bristol-based sales-engagement-as-a-service. Handles PECR-compliant prospecting, data sourcing, and sequencing end-to-end. Pricing per prospect/lead rather than per seat. Used by 1,000+ UK B2B companies. Best for companies that want compliance offloaded.
Cognism
Visit ↗London-headquartered (though listed in the global top 10). Diamond data verification with TPS/CTPS scrubbing. The strongest PECR-compliant data + engagement bundle for UK GTM teams.
Snov.io
Visit ↗Polish-built but strong UK agency adoption. Email finder + outreach sequences. GDPR-conscious. £30-£80/mo equivalent. Popular with UK digital agencies and solo SDRs.
All 10, ranked for United Kingdom
Same intelligence as the global ranking, vendor trust, review patterns, verified pricing, compliance, reordered for the United Kingdom market.
Cognism
European-leading B2B contact data + engagement.
Cognism is the European-leading B2B contact data platform with sales engagement features. Founded 2015 in London. The product's strengths: GDPR-compliant European contact data, strong mobile number coverage in EMEA, and integrated cadence + dialer. Best fit for European outbound teams or US-based teams selling into EMEA. Trade-offs: US contact data quality not as deep as Apollo/ZoomInfo, pricing higher than Apollo, and engagement depth thinner than Outreach.
European outbound teams or US-based teams selling into EMEA, prioritizing GDPR-compliant data and mobile number coverage.
US-only outbound (Apollo cheaper, deeper US data), enterprise (Outreach/Salesloft better), or budget-conscious SMB (Apollo Free tier cheaper).
Strengths
- GDPR-compliant European contact data
- Strong mobile number coverage in EMEA
- Integrated cadence + dialer + intelligence
- Works for European outbound
- Founder-led; product velocity strong
Weaknesses
- US contact data quality less deep than Apollo
- Pricing higher than Apollo
- Engagement depth thinner than Outreach
- Smaller integration ecosystem (~120)
- Support depends on tier
Pricing tiers
opaque- Platinum~$1,500-$2,500/seat/year typicalQuote
- Diamond$2,500-$4,000/seat/year with dialerQuote
- · Implementation fee ($5K-$15K)
- · Per-contact credits at lower tiers
- · Dialer minutes overage
Key features
- +GDPR-compliant B2B contact data
- +Mobile number coverage (EMEA strongest)
- +Cadence/sequence builder
- +Dialer
- +Intent data
- +120+ integrations
Salesloft
Salesforce-anchored mid-market sales engagement default.
Salesloft is the mid-market sales engagement default for Salesforce-anchored teams. Acquired Drift (conversation AI) and now bundles Cadence + Dialer + Conversations + Deals into one platform. The product's strengths: cleanest Salesforce integration, mid-market price point ($125-$165/seat/mo), and one-platform consolidation. Trade-offs: pricing creep post-Vista acquisition (2022), some Drift integration friction, and AI features less mature than Apollo or Reply.io.
Mid-market sales orgs (50-500 reps) anchored on Salesforce, wanting one-platform consolidation (cadence + dialer + conversations + deals).
Enterprise (1,000+ reps) needing deepest workflow customization (Outreach better), HubSpot-anchored teams (Apollo better fit), or SMB under 25 reps (Mixmax/Yesware cheaper).
Strengths
- Cleanest Salesforce integration in category
- Mid-market price point ($125-$165/seat/mo)
- One-platform: Cadence + Dialer + Conversations + Deals
- Mature integration ecosystem (250+)
- Best for SFDC-anchored mid-market
- Drift acquisition added conversational AI
Weaknesses
- Pricing creep post-Vista acquisition (2022)
- Drift integration still has friction
- AI features less mature than Apollo/Reply.io
- Support response times vary
- Analytics depth thinner than Outreach Pro+
Pricing tiers
opaque- Essentials~$75-$125/seat/mo typicalQuote
- Advanced$125-$165/seat/mo with dialerQuote
- Premier$200+/seat/mo with ConversationsQuote
- · Implementation fee ($5K-$25K)
- · Annual price increases
- · Conversations (Drift) at higher tier
- · Deals module separate
Key features
- +Cadence/sequence builder
- +Dialer with local presence
- +Conversations (Drift) for call recording
- +Deals (forecasting)
- +Analytics dashboards
- +Salesforce-native architecture
- +250+ integrations
- +Mobile apps
Outreach
Deepest cadence and analytics for enterprise sales orgs.
Outreach is the enterprise sales engagement leader, founded 2014, last valued $4.4B (2021). The product's strengths: deepest cadence and sequence customization, strongest analytics depth, and the largest installed base in enterprise (5,000+ customers). Best fit for sales orgs with 100+ reps requiring workflow customization. Trade-offs: pricing escalated meaningfully ($130-$230/seat/mo typical mid-market), AI features arrived later than Apollo and Reply.io, and customer support quality has declined as the company scaled.
Enterprise sales orgs (100+ reps) requiring workflow customization, deep analytics, and proven enterprise scale.
SMB sales teams under 50 reps (Apollo/Mixmax cheaper), Salesforce-native teams (Groove cleaner integration), or AI-first cold outbound (AI SDR agents better).
Strengths
- Deepest cadence and sequence customization
- Strongest analytics and reporting depth
- Largest enterprise installed base (5,000+ customers)
- Strong workflow customization for complex orgs
- Mature integration ecosystem (300+)
- Established AI features (Outreach Kaia, Outreach AI)
Weaknesses
- Pricing escalated meaningfully ($130-$230/seat/mo)
- AI features arrived later than challengers
- Customer support quality declined as company scaled
- Implementation complexity meaningful for mid-market
- Dialer requires separate purchase for some tiers
Pricing tiers
opaque- Standard~$100-$130/seat/mo typicalQuote
- Professional$160-$200/seat/mo with analyticsQuote
- Enterprise$200-$280/seat/mo with custom workflowsQuote
- · Implementation fee ($10K-$50K)
- · Annual price increases of 8-12%
- · Outreach Kaia (conversation AI) separate
- · Dialer add-on at lower tiers
Key features
- +Cadence/sequence builder
- +Dialer (most tiers)
- +Email tracking and templates
- +AI features (Kaia, Outreach AI)
- +Analytics and reporting
- +Workflow customization
- +300+ integrations
- +Mobile apps
Apollo.io
All-in-one sales intelligence + engagement at $79-$149/seat.
Apollo.io is the strongest all-in-one sales intelligence + engagement platform. Combines a 275M+ B2B contact database with cadence + dialer + email tracking + AI features at $79-$149/seat/mo, meaningfully cheaper than Outreach/Salesloft for comparable depth. Best fit for SMB-mid-market outbound teams (10-200 reps) wanting consolidated tooling. Trade-offs: contact data quality variable in non-US markets (Cognism better in EU), some advanced cadence features thinner than Outreach, and the Apollo AI add-on is the AI SDR product (covered separately as `apollo-ai`).
SMB-mid-market outbound teams (10-200 reps) wanting consolidated sales intelligence + engagement at sub-Outreach pricing.
Enterprise (500+ reps) needing deepest workflow customization (Outreach better), EU-anchored outbound (Cognism better data), or Salesforce-native teams (Groove better fit).
Strengths
- All-in-one: contacts + cadence + dialer + email
- Best value at $79-$149/seat/mo
- 275M+ B2B contact database built in
- Strong AI features (Apollo AI for SDR)
- Mature integration ecosystem (200+)
- Free tier with 50 sequences/mo
Weaknesses
- Contact data quality variable in non-US markets
- Cadence depth thinner than Outreach Pro+
- Apollo AI sold as separate product (AI SDR)
- Support is hit-or-miss
- Per-seat scaling adds up at higher tiers
Pricing tiers
public- FreeUp to 50 sequences/mo, 10K contact credits$0+$0 /mo +/emp
- BasicPer seat; basic cadence$49 /mo
- ProfessionalPer seat; dialer, AI features$79 /mo
- OrganizationPer seat; advanced reporting, SSO$149 /mo
- · Per-contact credit limits
- · Apollo AI (SDR agent) separate product
- · Dialer minutes overage
Key features
- +275M+ B2B contact database
- +Cadence/sequence builder
- +Dialer with local presence
- +Email tracking
- +AI writing features
- +Chrome extension
- +200+ integrations
- +Mobile apps
Groove (Clari)
Salesforce-native sales engagement (no sync architecture).
Groove is the Salesforce-native sales engagement platform, built directly on Salesforce architecture rather than syncing to it. Acquired by Clari in 2022, now positioned as part of the Clari Revenue Platform. The product's strengths: zero sync issues with Salesforce, native security model, and tight Clari forecasting integration. Best fit for sales orgs deeply anchored on Salesforce (50-500 reps). Trade-offs: outside Salesforce ecosystem the product is meaningfully weaker, post-Clari direction has shifted toward enterprise, and pricing has escalated.
Sales orgs deeply anchored on Salesforce (50-500 reps) wanting native architecture and tight Clari forecasting integration.
Non-Salesforce shops (Apollo/Outreach better), AI-first outbound (Apollo AI/Reply.io better), or budget-conscious SMB (Mixmax/Yesware cheaper).
Strengths
- Salesforce-native architecture (no sync)
- Tight Clari forecasting integration
- Native Salesforce security model
- Right call for SFDC-anchored mid-market
- Established brand with 1,500+ customers
Weaknesses
- Outside Salesforce ecosystem weaker
- Post-Clari direction shifted to enterprise
- Pricing escalated post-acquisition
- Product velocity slower than Apollo/Reply.io
- AI features less mature
Pricing tiers
opaque- Groove Plus~$95-$125/seat/mo typicalQuote
- Groove Premier$125-$170/seat/mo with dialerQuote
- Groove Enterprise$170+/seat/mo with Clari integrationQuote
- · Implementation fee ($5K-$25K)
- · Clari Revenue Platform separate
- · Annual price increases
Key features
- +Salesforce-native architecture
- +Cadence/sequence builder
- +Dialer
- +Email tracking
- +Clari forecasting integration (Premier+)
- +Analytics dashboards
- +150+ integrations
Lemlist
Cold email + image personalization for cold-only outbound.
Lemlist is the cold-email-focused engagement platform built in France. The product's strengths: image and video personalization in cold emails (the original Lemlist differentiator), warming network (Lemwarm), and lempod community engagement. Best fit for cold-only outbound teams (1-50 reps) prioritizing creative personalization. Trade-offs: cadence depth thinner than Outreach, no built-in dialer, and engagement layer narrower than Apollo.
Cold-only outbound teams (1-50 reps) prioritizing creative image/video personalization and warming network.
Multi-channel outbound (Reply.io/Outreach better), enterprise (Outreach/Salesloft better), or all-in-one buyers (Apollo cheaper with contacts).
Strengths
- Image and video personalization in cold emails
- Lemwarm email warming network
- Fits cold-only outbound
- Affordable pricing ($55-$129/seat/mo)
- European-built, GDPR-native
Weaknesses
- Cadence depth thinner than Outreach
- No built-in dialer
- Engagement layer narrower than Apollo
- Smaller integration ecosystem (~50)
- AI features less mature than Reply.io
Pricing tiers
public- Email StarterPer seat; basic cold email$39 /mo
- Email ProPer seat; campaigns, AI$69 /mo
- Multichannel ExpertPer seat; LinkedIn, calls$99 /mo
- Outreach ScalePer seat; advanced features$159 /mo
- · Lemwarm add-on for warmup
- · Annual billing for discount
Key features
- +Image and video personalization
- +Cold email campaigns
- +Lemwarm email warming
- +Multi-channel (Pro+)
- +AI features (Pro+)
- +50+ integrations
Mixmax
Lightweight Salesforce-native engagement at $34-$69/seat.
Mixmax is the lightweight Salesforce-native sales engagement platform at SMB pricing. Founded 2014 in San Francisco. The product's strengths: clean Gmail-native UX, Salesforce sync, calendar scheduling, and affordable per-seat pricing ($34-$69/seat/mo). Best fit for SMB sales teams (5-50 reps) wanting basic cadence without Outreach/Salesloft complexity. Trade-offs: feature depth limited vs Outreach, scaling above 50 reps gets challenging, and AI features less mature.
SMB sales teams (5-50 reps) wanting basic cadence + calendar scheduling at SMB pricing without Outreach/Salesloft complexity.
Enterprise (Outreach/Salesloft better), AI-first outbound (Apollo/Reply.io better), or Salesforce-anchored requiring native architecture (Groove better).
Strengths
- Clean Gmail-native UX
- Salesforce sync (not native architecture)
- Calendar scheduling built in
- Affordable per-seat pricing ($34-$69/seat/mo)
- Best for SMB sales teams
- Free tier available
Weaknesses
- Feature depth limited vs Outreach
- Scaling above 50 reps challenging
- AI features less mature
- Salesforce sync (not native like Groove)
- Smaller integration ecosystem (~80)
Pricing tiers
public- Free100 emails/day, basic tracking$0+$0 /mo +/emp
- SMBPer seat; cadence + scheduling$29 /mo
- GrowthPer seat; Salesforce sync, AI$49 /mo
- Growth + SalesforcePer seat; advanced Salesforce features$69 /mo
- EnterpriseCustom; advanced securityQuote
- · Annual billing for discount
- · Per-seat scaling adds up
Key features
- +Gmail-native UX
- +Cadence/sequence builder
- +Calendar scheduling
- +Email tracking
- +Salesforce sync
- +Dialer add-on
- +80+ integrations
ZoomInfo Engage
Engagement bundled with ZoomInfo intelligence.
ZoomInfo Engage (formerly Tellwise/Chorus engagement) is ZoomInfo's sales engagement layer, bundled with their B2B intelligence platform. The product's primary advantage: tight integration with ZoomInfo contact and intent data, a default choice for ZoomInfo-committed buyers. Trade-offs: outside the ZoomInfo ecosystem weaker, pricing meaningful (ZoomInfo bundles start $15K-$80K/year), product velocity has slowed post-MarketSource consolidation, and rep UX inferior to Outreach/Salesloft.
Enterprise outbound teams already on ZoomInfo wanting bundled intelligence + engagement (50-500 reps).
Non-ZoomInfo buyers (Apollo cheaper all-in-one), best-of-breed buyers (Outreach + ZoomInfo separate), or budget-conscious SMB.
Strengths
- Tight ZoomInfo intelligence integration
- Default choice for ZoomInfo-committed buyers
- Public company financial transparency
- Mature integration with Chorus (conversation AI)
- Made for enterprise outbound on ZoomInfo
Weaknesses
- Outside ZoomInfo ecosystem weaker
- Pricing meaningful ($15K-$80K bundled)
- Product velocity slowed post-consolidation
- Rep UX inferior to Outreach/Salesloft
- Customer support quality declined
Pricing tiers
opaque- EngageBundled with ZoomInfo SalesOS; $15K-$80K+/year typicalQuote
- Engage ProAdvanced cadence + dialerQuote
- · Bundled with ZoomInfo SalesOS subscription
- · Implementation fee
- · Annual price increases of 8-12%
Key features
- +Cadence/sequence builder
- +Dialer
- +ZoomInfo intelligence integration
- +Chorus conversation AI integration
- +Email tracking
- +180+ integrations
Yesware
Cheapest credible email tracking + sequences at $19-$65/seat.
Yesware is the cheapest credible email tracking + light sequences platform, founded 2010 in Boston, acquired by Vendasta in 2022. Best fit for solo reps and very small teams (1-10) wanting basic email tracking + sequences without paying Outreach/Salesloft prices. Trade-offs: feature depth significantly limited vs full sales engagement platforms, no dialer, no AI to speak of, and post-Vendasta acquisition product velocity has slowed.
Solo reps and very small teams (1-10 reps) wanting basic email tracking + light sequences at the lowest credible pricing.
Anyone needing real cadence depth (Mixmax/Apollo better), enterprise (Outreach/Salesloft better), or AI-first outbound (Reply.io better).
Strengths
- Cheapest credible email tracking + sequences ($19-$65/seat/mo)
- Built for solo reps and very small teams
- Gmail and Outlook native
- Email tracking and templates
- Established brand
Weaknesses
- Feature depth significantly limited
- No built-in dialer
- No AI features to speak of
- Post-Vendasta product velocity slowed
- Smaller integration ecosystem (~40)
Pricing tiers
public- ProPer seat; tracking, templates$19 /mo
- PremiumPer seat; campaigns, reports$35 /mo
- EnterprisePer seat; CRM sync, advanced$65 /mo
- · Annual billing for discount
Key features
- +Email tracking
- +Email templates
- +Light sequences (Premium+)
- +Gmail and Outlook native
- +40+ integrations
Frequently asked questions
The questions buyers actually ask before they sign.
Is cold email to UK businesses legal under PECR?
Does ZoomInfo Engage work well for UK teams?
Outreach vs Salesloft, which one for mid-market?
How does sales engagement differ from AI SDR?
How much should I budget for sales engagement?
Will my sales engagement work with my CRM?
How long does sales engagement implementation take?
Should I use the dialer included or buy a separate one?
How does this overlap with conversation intelligence (Gong, Chorus)?
What about AI features in 2026?
Final word
Looking at a different market? See the global Sales Engagement Software ranking, or pick another country at the top of this page.
Last updated 2026-05-17. Local pricing reverified quarterly. Found something inaccurate? Tell us.