Seamless.AI
- Starting price: Free 1,000 credits/year · Pro custom (sales call required)
- Free plan: Yes - Free tier with 50 credits (one-time) (granted monthly)
- Founded: 2015
- HQ: Columbus, Ohio
Seamless.AI is a B2B database vendor - seat-time + record access charged per user, per year. The side-by-side comparison below tracks Seamless.AI's total-cost-of-ownership across team growth and lookup volume against Derrick's credit-pool model where the cost moves with usage, not headcount.
✓ Free forever · ✓ No credit card · ✓ Cancel anytime · ✓ Your data stays in your Sheet
Trusted by 31,000+ users worldwide.





CURSOR 3 core reasons SDRs and ops teams switch to Derrick. Click to expand each.
Seamless.AI offers real-time contact data and prospecting capabilities, but it requires moving data out of your workflow and relies on separate tools for enrichment beyond basic leads. Derrick delivers 100% native Google Sheets enrichment, with no CSV exports or complex setup, directly within Sheets. This eliminates data handoffs and speeds up workflows, saving 5–10 hours per user per month while enabling 50+ enrichment attributes per contact. For a rapid, in-Sheets workflow, Derrick keeps data live, centralized, and immediately actionable.
Derrick eliminates the barrier of onboarding by offering extended data access without a credit card, addressing Seamless.AI’s limitation of paid entry for continued data access. Whereas Seamless.AI often pushes users toward paid plans to unlock broader data access, Derrick enables ongoing enrichment without upfront billing. This translates to measurable efficiency: users save 5-10 hours per month in setup and data retrieval, plus maintain 100% native Google Sheets workflows. A practical use case is sustaining monthly prospect updates for large campaigns without payment friction, ensuring uninterrupted access.
Seamless.AI focuses on rapid, real-time contact data and basic enrichment, but its scope remains limited to standalone lead discovery rather than a breadth of enriched attributes and deeper firmographic context. Derrick delivers AI-powered data breadth across 50+ enrichment attributes per contact, plus real-time scoring and segmentation, all within 100% native Google Sheets. This approach translates into measurable efficiency gains: up to 15% higher targeting accuracy and 5–10 hours saved per month in data preparation. A practical use case is immediate, in-GSheets prospect profiling with auto-summed insights, without leaving the spreadsheet workflow.
We're upfront - every tool has strengths. Here's where Seamless.AI and Derrick each genuinely win.
Headline pricing rarely tells the whole story. Here's the real cost of running each tool for a year.
| Seamless.AI | Derrick | |
|---|---|---|
| Starting price (monthly) | Free 1,000 credits/year · Pro custom (sales call required) | €0 (free) · €9/mo paid |
| Annual cost (base) | ~€12/yr | €0/yr free · ~€108/yr paid |
| Free plan? | Yes - Free tier with 50 credits (one-time) (granted monthly) | ✓ Forever - 100 credits/mo |
| Setup cost | Hours to days | 30 seconds via Marketplace |
| Switching cost | CSV export + retraining | Zero - works alongside any stack |
💡 Most teams pay 2-5x more on add-ons (extra seats, phone credits, integrations) than on the headline base price. Derrick keeps everything in one transparent tier.
| Derrick App | Seamless.AI | |
|---|---|---|
| Works natively in Google Sheets | ✓ | ✕ |
| Requires LinkedIn Sales Navigator ($100/month) | ✕ | ✕ |
| Sales Navigator 1-click import | ✓ | ✕ |
| Email finder with real-time validation | ✓ | ✓ |
| Phone finder from LinkedIn | ✓ | ✓ |
| Company tech stack lookup | ✓ | ✕ |
| SimilarWeb & G2 insights integrated | ✓ | ✕ |
| AI integration (Claude & ChatGPT) | ✓ | ✓ |
| Automatic AI Lead Scoring | ✓ | ✕ |
| Data cleaning & normalization | ✓ | ✕ |
| Multi-platform scraping (Instagram, Twitter, Facebook) | ✕ | ✕ |
| Zapier, Make, n8n integrations | ✓ | ✓ |
| Public API available | ✓ | ✓ |
| Native CRM integrations (HubSpot, Salesforce) | ✕ | ✓ |
| Entry price (paid plan) | 9€/mois | Sur devis |
| Permanent free plan | ✓ | ✓ |
| Rollover credits to next month | ✓ | ✕ |
| Simple and transparent credit system | ✓ | ✕ |
| Simple setup & onboarding | ✓ | ✓ |
| Complete documentation | ✓ | ✓ |
Real-Time AI Search Engine for Sales Leads Free 1,000 credits/year · Pro custom (sales call required)
Best for: SDRs wanting AI-powered real-time prospecting at scale
Seamless.AI offers real-time contact data with pricing that starts with a free tier, followed by paid plans scaled by usage; see full pricing breakdown for complete details. View complete pricing details on the Seamless.AI pricing page.
Free · Paid plans from €9/mo
While other tools pile on features, complex setups, and pricing tiers that grow faster than your results, Derrick focuses on what actually matters:
getting usable leads, directly in Google Sheets.
No heavy workflows, No endless configuration. No learning curve.
Derrick is a Google Workspace app - no formulas to learn, no pipelines to migrate, no engineering work. Add it to Google Sheets and you're enriching in under a minute.
Click the install button on our Marketplace listing and grant Google Sheets access. No credit card required - you start with 100 free credits per month.
Open a Sheet with your prospect list (paste a CSV from Seamless.AI, scrape from LinkedIn Sales Navigator, or import from your CRM). Click Extensions → Derrick and the sidebar opens with all enrichment features ready to use.
Select the column with names, LinkedIn URLs, or company domains. Pick what you want - emails, phone numbers, LinkedIn data, company info, tech stack - and click "Enrich". Derrick fills the columns directly in your Sheet. No exports, no pipelines, no waiting.
100 free credits / month · No credit card · Cancel anytime
See what our customers say about Derrick.
"This app saved me so much time and effort. Great for anyone looking to build a contact list or network at scale quickly. As a start-up it's been invaluable."
"Working pretty nifty compared to Snov.Io. Price wise it does give a fair shake, and IMO better interface since it's google sheets."
"Derrick is a very simple and user-friendly app to enrich your contacts database. Best thing: you can test it for free. And then the price is so low, it's a no brainer."
"Super easy to enrich linkedin urls using this tool. Both personal and company url data can be easily enriched with a click of a button."
"Amazing Tool, I would like to advocate this to my colleagues. So that you can get more users. Keep it Up. 5 Stars!"
"This app is fantastic. Brilliantly created to help small and mid sized businesses."
"I have been using other expensive apps or freemium like phantombuster, but Derrick has replaced them all. I love the simplicity of the Google sheet add-in, but what is best is the efficiency it delivers."
"The LinkedIn scraping and email finder combo is incredibly powerful. I can build a complete prospect list with contact info in under an hour. Absolute must-have for outbound."
"Have tested over 10+ LI scraper apps, Derrick beats them all. Simple to use, accurate data, and affordable price."