123FormBuilder is 51% cheaper
than BlockSurvey
$49/mo (Platinum) vs BlockSurvey Premium at $99/mo — covering 86% of the 7 compared capabilities.
Same job. Way less money.
Comparison scenario
Every cheaper-than claim is tied to a defined scenario — never a bare list price.
1,000 responses/month, 1 seat, monthly billing · USD · prices as observed on official pricing pages.
Premium plan at $99/mo, the cheapest paid plan.
Platinum: 49 USD/monthly.
BlockSurvey costs $99/mo on the Premium plan at 1,000 responses/month, 1 seat, monthly billing. We found 1 assessed alternative that is cheaper in this scenario; 1 of them covers at least 75% of the 7 compared capabilities.
Capability comparison
123FormBuilder covers 86% of the 7 capabilities compared against BlockSurvey. ✓ native · ◐ via integration · ✗ not found.
| Capability | 123FormBuilder | BlockSurvey |
|---|---|---|
| Unlimited forms | ↑ Enterprise | ✓ |
| Conditional logic | ✓ | ✓ |
| File uploads | ✓ | ✓ |
| Payment collection | ✓ | ✓ |
| Signature collection | ✓ | ✓ |
| Custom domain | ✓ | ✓ |
| Webhooks | ✓ | ✓ |
What you give up
Capabilities BlockSurvey has that 123FormBuilder lacks.
- Unlimited forms — Create as many forms as you need without hitting a plan cap.Missing from 123FormBuilder.
Price at your volume
The same comparison recomputed at three sizes. Plan caps change who is cheapest.
| Usage | BlockSurvey | 123FormBuilder |
|---|---|---|
| 100 responses/month | $49/moStandard | $0/mocheaperBasic |
| 1,000 responses/month | $99/moPremium | $37/mocheaperGold |
| 10,000 responses/month | — | $49/moPlatinum |
Plans & pricing, side by side
Advertised prices in USD as observed on the official pricing pages — per-seat and transaction-fee plans are marked.
| Basic | Free |
| Gold | $37/mo |
| Platinum | $49/mo |
| Diamond | $99/mo |
| Enterprise | $225/mo (billed yearly) |
| Free | Free |
| Standard | $49/mo |
| Premium | $99/mo |
| Team | $149/mo |
| Enterprise | Contact sales |
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Frequently asked
How much cheaper is 123FormBuilder than BlockSurvey?
51% cheaper in our scenario (1,000 responses/month, 1 seat, monthly billing): $49/mo on Platinum vs $99/mo on Premium. That is $600 a year.
What does 123FormBuilder lack compared with BlockSurvey?
Unlimited forms — 1 of the 7 compared capabilities.
When were these prices checked?
BlockSurvey: 2026-10-26; 123FormBuilder: 2026-10-29 — on the official pricing pages.
Who switched
Anonymous: no account, no email, no IP stored. Reports are shown once a switch has 3 or more and never change ranking or order — alternatives are computed from prices and capabilities only.
Sources & freshness
- https://blocksurvey.io/pricing (official_pricing, checked 2026-10-26)
- 123FormBuilder data last verified 2026-10-29