Salesflow vs TheirStack: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Salesflow (sales engagement platform) and TheirStack (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Compare Salesflow (sales engagement platform) and TheirStack (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Reviewed and updated September 2, 2026
Salesflow vs TheirStack: Sales Engagement Platform vs Data Enrichment Tool Comparison
Salesflow (sales engagement platform) and TheirStack (data enrichment tool) sit next to each other in many outbound stacks. They are not substitutes for each other on every job, so this comparison covers pricing, features, and integrations for each and points out where the two meet.
The Quick Answer
Salesflow is a sales engagement platform for multi-channel sales outreach and engagement tracking; TheirStack is a data enrichment tool for B2B lead data and contact enrichment. By each vendor's own wording, Salesflow lists multichannel dynamic outreach that adapts to prospect behaviour and combined email and linkedin campaigns, and TheirStack lists job search and company search.
TheirStack offers a lower entry point at $0/mo compared to Salesflow at $99/mo.
If your priority is coordinating outreach across email, phone, and social channels, Salesflow is the one built for it; for finding accurate contact data for target accounts, that is TheirStack. Many teams run one of each.
Understanding the Core Difference
Salesflow is Social and email outreach platform that combines LinkedIn and email into adaptive multichannel campaigns, with a unified inbox, condition-based sequences and cross-channel campaign reporting.
TheirStack is Job posting and technographics database for sales teams. Finds companies by the technologies they use and the roles they are hiring for, and enriches a company list with technographics and buying intent.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Basic
Free
Salesflow Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Basic | $99/mo | Team size: 1+ users, minimum 1 seat |
| Starter | $70/mo | Team size: 5+ seats |
| Pro | $39.95/mo | Team size: 20+ seats |
| Agency | $29.98/mo | Team size: 50+ seats, seats added in batches of 5 |
| Enterprise | $24.99/mo | Team size: 100+ seats, seats added in batches of 10 |
Source: Salesflow Pricing
TheirStack Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Free | Free | 50 company credits and 200 API credits per month |
| App | Usage-based | Company credit packs from 1,000 to 200,000 credits |
| API, Webhooks & MCP | $49/mo | 1,500 API credits per month |
| Datasets | Contact Sales | Jobs, Technographics and Buying intents datasets |
Source: TheirStack Pricing
Pricing Analysis
TheirStack offers the lower entry point ($0/mo vs $99/mo). Teams watching their budget will appreciate the savings, especially when starting out.
Salesflow offers 5 pricing tiers compared to TheirStack's 4, giving you more granularity as you scale.
TheirStack includes a free tier, which is helpful for evaluating the platform without upfront cost.
Features Breakdown
- Multichannel dynamic outreach that adapts to prospect behaviour
- Combined email and LinkedIn campaigns
- Unified inbox for LinkedIn and Sales Navigator conversations
- Inbox management with reminders, snooze and scheduled sending
- Campaign intelligence and analytics across LinkedIn and email
- Ariel, the Salesflow AI GTM employee
- and 4 more listed below
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- and 2 more listed below
Salesflow Key Features
- Multichannel dynamic outreach that adapts to prospect behaviour
- Combined email and LinkedIn campaigns
- Unified inbox for LinkedIn and Sales Navigator conversations
- Inbox management with reminders, snooze and scheduled sending
- Campaign intelligence and analytics across LinkedIn and email
- Ariel, the Salesflow AI GTM employee
- Whitelabel URL and access customisation
- UI customisation with your own branding
- API access
- Early feature access on higher tiers
TheirStack Key Features
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- Webhooks
- MCP server
The two lists below are a diff of each vendor's own feature list by exact wording, so a capability both tools offer can appear on either side under a different name.
Listed only by Salesflow
- Multichannel dynamic outreach that adapts to prospect behaviour
- Combined email and LinkedIn campaigns
- Unified inbox for LinkedIn and Sales Navigator conversations
- Inbox management with reminders, snooze and scheduled sending
- Campaign intelligence and analytics across LinkedIn and email
- Ariel, the Salesflow AI GTM employee
- Whitelabel URL and access customisation
- UI customisation with your own branding
- API access
- Early feature access on higher tiers
Listed only by TheirStack
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- Webhooks
- MCP server
Integration Ecosystem
Salesflow Integrations
Salesflow connects with: HubSpot, LinkedIn Sales Navigator, Zapier, API.
TheirStack Integrations
TheirStack connects with: Clay, LinkedIn Audiences, Make, N8N, Zapier.
Shared Integrations
Both tools integrate with: Zapier.
Integrations listed only by Salesflow: HubSpot, LinkedIn Sales Navigator, API.
Integrations listed only by TheirStack: Clay, LinkedIn Audiences, Make, N8N.
Use Case Recommendations
Best Fit for Salesflow
- Teams that need a wide feature set (10 capabilities listed)
- SDR teams running multi-channel outreach sequences
- Sales managers tracking team engagement metrics
- Revenue teams coordinating email, phone, and social touches
Best Fit for TheirStack
- Budget-conscious teams looking for an affordable data enrichment tool
- Organizations with complex tech stacks needing broad integration support (5 integrations)
- Teams that want to start free and scale up as needs grow
- Enterprise buyers who prefer custom pricing and dedicated support
Feature Comparison Summary
| Feature | Salesflow | TheirStack |
|---|---|---|
| Starting Price | $99/mo | Free |
| Top Tier Price | $24.99/mo | Contact Sales |
| Total Features Listed | 10 | 8 |
| Integrations | 4 | 5 |
| Founded | N/A | 2021 |
Getting Started Checklist
- Define your multi-channel sales outreach and engagement tracking and B2B lead data and contact enrichment requirements and monthly budget
- Estimate your expected sequences and engagement actions and data credits or contact lookups to find the right tier
- List the integrations your team currently relies on
- Sign up for free trials or demos of both platforms
- Run a small test with each tool before making a commitment
- Evaluate the onboarding experience and support quality
Final Thoughts
Salesflow serves the multi-channel sales outreach and engagement tracking side of an outbound stack and TheirStack the B2B lead data and contact enrichment side. TheirStack offers a more accessible entry point, while Salesflow starts at $99/mo. Your decision should weigh pricing against the specific features that matter most for your workflow.
Start with a trial of each to see which platform fits your team's daily process. The best tool is the one your team actually uses consistently.
Pricing and features verified as of September 2026. Visit Salesflow and TheirStack for current information.
About the author.
Tim Carden is CMO / CTO at RevenueFlow, which builds and operates outbound revenue engines for B2B companies. Studied at McGill University.
Tim Carden · CMO / CTO
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