TheirStack vs Vanillasoft: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare TheirStack (data enrichment tool) and Vanillasoft (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
TheirStack is a data enrichment tool for B2B lead data and contact enrichment, while Vanillasoft is a sales engagement platform for multi-channel outreach and engagement tracking. TheirStack starts free at $0 per month, and Vanillasoft uses custom pricing. Teams needing accurate contact data should pick TheirStack; teams coordinating outreach across channels should pick Vanillasoft. Many teams use both.
Key takeaways
- TheirStack publishes an entry price of $0 per month, while Vanillasoft uses custom pricing with a Contact Sales model for all its plans.
- TheirStack's API, Webhooks and MCP plan costs $49 per month and includes 1,500 API credits per month.
- TheirStack's Free plan includes 50 company credits and 200 API credits per month.
- Vanillasoft's Core, Advantage, Enterprise, and Fundraising plans all include a team's first 5 seats.
- TheirStack integrates with Clay, LinkedIn Audiences, Make, N8N, and Zapier, while Vanillasoft integrates with Salesforce, DocuSign, Vidyard, Gong, Chorus, and Google Meet.
Reviewed and updated September 4, 2026
TheirStack vs Vanillasoft: Data Enrichment Tool vs Sales Engagement Platform Comparison
Sales teams building an outbound stack often weigh TheirStack, a data enrichment tool for B2B lead data and contact enrichment, against Vanillasoft, a sales engagement platform for multi-channel sales outreach and engagement tracking. They cover different parts of the workflow, so this comparison covers what each one does, what each one costs, and where they overlap.
The Quick Answer
TheirStack is a data enrichment tool for B2B lead data and contact enrichment; Vanillasoft is a sales engagement platform for multi-channel sales outreach and engagement tracking. By each vendor's own wording, TheirStack lists job search and company search, and Vanillasoft lists queue-based routing that serves the next-best record to each rep and progressive dialer with automatic dialing of the next contact.
TheirStack publishes an entry price of $0/mo; Vanillasoft uses custom pricing, so the two cannot be compared on list price.
If your priority is finding accurate contact data for target accounts, TheirStack is the one built for it; for coordinating outreach across email, phone, and social channels, that is Vanillasoft. Many teams run one of each.
Understanding the Core Difference
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.
Vanillasoft is All-in-one sales engagement platform with queue-based lead routing, real-time lead management, auto-dialer and multi-channel automation for email, SMS and calling.
The two platforms take different approaches to solving the same core challenge.
Pricing Comparison
Free
Core
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
Vanillasoft Pricing (as of September 2026)
| Plan | Price | Contacts |
|---|---|---|
| Core | Contact Sales | Includes your team's first 5 seats |
| Advantage | Contact Sales | Includes your team's first 5 seats |
| Enterprise | Contact Sales | Includes your team's first 5 seats |
| Fundraising | Contact Sales | Includes your team's first 5 seats |
Source: Vanillasoft Pricing
Pricing Analysis
One or both platforms use custom or contact-based pricing for some tiers. Reach out to their sales teams for exact quotes based on your usage needs.
TheirStack includes a free tier, letting you test the platform before committing financially.
Features Breakdown
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- and 2 more listed below
- Queue-based routing that serves the next-best record to each rep
- Progressive dialer with automatic dialing of the next contact
- Enterprise grade VoIP with preview or progressive dialing
- Sales automation for email, SMS, call recording and transcription
- Speed to lead and personal lead management
- SmartCaller Trust and SmartCaller ID
- and 4 more listed below
TheirStack Key Features
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- Webhooks
- MCP server
Vanillasoft Key Features
- Queue-based routing that serves the next-best record to each rep
- Progressive dialer with automatic dialing of the next contact
- Enterprise grade VoIP with preview or progressive dialing
- Sales automation for email, SMS, call recording and transcription
- Speed to lead and personal lead management
- SmartCaller Trust and SmartCaller ID
- Online appointment scheduler
- Reporting and dashboards
- API access and custom tables
- Single sign-on and IP restrictions
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 TheirStack
- Job search
- Company search
- Company lookup
- Enrichment
- Exports
- Email alerts
- Webhooks
- MCP server
Listed only by Vanillasoft
- Queue-based routing that serves the next-best record to each rep
- Progressive dialer with automatic dialing of the next contact
- Enterprise grade VoIP with preview or progressive dialing
- Sales automation for email, SMS, call recording and transcription
- Speed to lead and personal lead management
- SmartCaller Trust and SmartCaller ID
- Online appointment scheduler
- Reporting and dashboards
- API access and custom tables
- Single sign-on and IP restrictions
Integration Ecosystem
TheirStack Integrations
TheirStack connects with: Clay, LinkedIn Audiences, Make, N8N, Zapier.
Vanillasoft Integrations
Vanillasoft connects with: Salesforce, DocuSign, Vidyard, Gong, Chorus, Google Meet.
Integrations listed only by TheirStack: Clay, LinkedIn Audiences, Make, N8N, Zapier.
Integrations listed only by Vanillasoft: Salesforce, DocuSign, Vidyard, Gong, Chorus, Google Meet.
Use Case Recommendations
Best Fit for TheirStack
- Budget-conscious teams looking for an affordable data enrichment tool
- Teams that want to start free and scale up as needs grow
- Enterprise buyers who prefer custom pricing and dedicated support
Best Fit for Vanillasoft
- Teams that need a wide feature set (10 capabilities listed)
- Organizations with complex tech stacks needing broad integration support (6 integrations)
- Enterprise buyers who prefer custom pricing and dedicated support
Feature Comparison Summary
| Feature | TheirStack | Vanillasoft |
|---|---|---|
| Starting Price | Free | Contact Sales |
| Top Tier Price | Contact Sales | Contact Sales |
| Total Features Listed | 8 | 10 |
| Integrations | 5 | 6 |
| Founded | 2021 | 2005 |
Getting Started Checklist
- Define your B2B lead data and contact enrichment and multi-channel sales outreach and engagement tracking requirements and monthly budget
- Estimate your expected data credits or contact lookups and sequences and engagement actions 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
TheirStack serves the B2B lead data and contact enrichment side of an outbound stack and Vanillasoft the multi-channel sales outreach and engagement tracking side. TheirStack publishes an entry price (a free tier), while Vanillasoft uses custom pricing for its plans, so compare on features and on the quote you receive. 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 TheirStack and Vanillasoft for current information.
Frequently asked questions.
Frequently asked questions- What is the main difference between TheirStack and Vanillasoft?
- TheirStack is a data enrichment tool built for finding B2B lead data and enriching company contacts, while Vanillasoft is a sales engagement platform built for coordinating multi-channel outreach and tracking engagement. They serve different parts of the outbound workflow rather than competing directly.
- How much does TheirStack cost compared to Vanillasoft?
- TheirStack publishes an entry price of $0 per month with a Free plan, and also offers an API, Webhooks and MCP plan at $49 per month. Vanillasoft does not publish pricing and uses a Contact Sales model across its Core, Advantage, Enterprise, and Fundraising plans, so the two cannot be compared on list price.
- Can I use TheirStack and Vanillasoft together?
- Yes, the article notes that many teams run one of each because they cover different parts of the workflow. TheirStack handles finding and enriching contact data, while Vanillasoft handles coordinating outreach across email, phone, and social channels.
- What integrations does TheirStack support?
- TheirStack connects with Clay, LinkedIn Audiences, Make, N8N, and Zapier. This differs from Vanillasoft, which connects with Salesforce, DocuSign, Vidyard, Gong, Chorus, and Google Meet.
- Does TheirStack offer a free plan?
- Yes, TheirStack has a Free plan priced at $0 per month that includes 50 company credits and 200 API credits per month, letting teams test the platform before committing financially. Vanillasoft, by contrast, requires contacting sales for pricing on all of its plans.
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
Connect on LinkedIn →Explore more.
Ready to scale your outreach?
We build GTM engines that book real meetings. See the receipts.
Related articles.
AroundDeal vs Leadspicker: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare AroundDeal (data enrichment tool) and Leadspicker (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Gong vs NeverBounce: Sales Engagement Platform vs Data Enrichment Tool Comparison
Gong vs NeverBounce: what Gong's own pages say about enrichment, what NeverBounce's API returns about an address, and how each vendor prices.
ContactOut vs Luru: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare ContactOut (data enrichment tool) and Luru (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Enrich Layer vs La Growth Machine: Data Enrichment Tool vs Sales Engagement Platform Comparison
Compare Enrich Layer (data enrichment tool) and La Growth Machine (sales engagement platform) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
Leadspicker vs NeverBounce: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare Leadspicker (sales engagement platform) and NeverBounce (data enrichment tool) side by side. See pricing, features, and integrations to decide which one, or both, your stack needs.
11x vs Adapt.io: Sales Engagement Platform vs Data Enrichment Tool Comparison
Compare 11x (sales engagement platform) and Adapt.io (data enrichment tool). See pricing, features, and integrations to decide which one, or both, your stack needs.