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Submit JSON
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Submit JSON vs KwesForms
Choosing the right form backend

Submit JSON vs KwesForms

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A quick summary

When comparing Submit JSON and KwesForms, the biggest differences are pricing model, submission limits, and overall product focus.

KwesForms starts at $19/month for 1,000 submissions. Submit JSON's closest paid tier starts at $15/month with 10,000 submissions, and scales to 50,000 submissions at $49/month.

KwesForms can be a fit if you want built-in frontend and backend validation features in the same platform.

If you want an API-first backend that gives you full control over UX and works cleanly with modern JavaScript stacks, Submit JSON is usually the stronger fit.

Pricing and limits verified from public pricing/docs pages in April 2026; competitor plans may change over time.

Compare pricing and features

Compare
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Submit JSON
KwesForms
Price$15-$49$19-$249
Free submission limit150100
Basic submission limit10,000 @ $15/month1,000 @ $19/month
Pro submission limit50,000 @ $49/month10,000 @ $99/month
Number of endpoints (scale plan)500100
Extra submissions (overage)
JavaScript (TS) Client SDK
REST API
Email notifications
Data storage
Projects
Data export
Search submissions
Webhooks
Submission logs
Custom templates
Linked Emails
White-label-emails
Free endpoint security
API key security
Restricted domains
Honeypot fields
Multiple email recipients
SMTP email sending
Autoresponder
Google Sheets integration
Slack app
Discord app
Telegram bot
Zapier integration
reCAPTCHA integration
Cloudflare Turnstile integration
hCaptcha integration
Enterprise plans
We're biased, but honest

When to choose KwesForms, and when Submit JSON?

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Submit JSON
  • Higher paid-plan submission limits per dollar across most comparable tiers.
  • API-first architecture for custom websites, apps, and TypeScript workflows.
  • Designed for teams that want to route submissions into broader notification and automation flows.
KwesForms
  • Good fit if you want built-in frontend + backend validation in one product.
  • Useful for teams that prefer low-code form enhancement on top of HTML forms.
Made for pros pushing to production

Why developers prefer Submit JSON

Versatility
Powerful form backend, modern notification API that works serverside and in the browser.
Affordablity
Generous usage limits and free tier with zero compromizes.
Security
Fight spam & bots with multiple security layers. The only form backend secured by API key.
Simplicity
Make a typesafe submission in one line of code with the JS Client. Easy as pie.
Submit JSON FAQs

Frequently asked questions

Is it easy to migrate from KwesForms to Submit JSON?
Do I need a credit card to sign up?
How can I talk to someone about Submit JSON?
Why is Submit JSON so affordable?
How does Submit JSON stand out against other form backends?
When should I switch to Submit JSON?

Get notified in 5 minutes

Submit JSON delivers your submissions via email, integrations, and webhooks. Set up takes less than 5 minutes.
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