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SPECIFICTION
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Basin

usebasin.com

From $2.01/mo Free plan WebAPI
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Spec score 8.3 #11 of 25 in Form API Software

What it is

Basin handles web form submissions without requiring server code. It can collect entries, filter spam, send email, store files and trigger webhooks. Forms can be built with HTML, a JavaScript library, an API or a no-code builder. Spam controls include CAPTCHA options, AI filtering, honeypots and domain restrictions. File uploads can reach 50GB and include virus scanning. Listed integrations include Slack, Discord, Google Sheets, Zapier, Make, Pipedream, Integrately and webhooks. Security measures include Cloudflare WAF and DDoS protection, signed attachment URLs, token rotation and HMAC-SHA256 webhook signatures. Privacy tools include data receipt emails, deletion and configurable retention. The free plan is free and includes one form, 50 submissions per month, 30-day data retention, 100MB file uploads and one-day event log retention. Paid plans start at $12.50/mo billed annually, and a 14-day trial is available. Submissions exceeding a plan's monthly cap are still delivered and billed at the applicable tier rate.

Spec sheet

Product
Basin processes forms to collect submissions, filter spam, send email, store files, and fire webhooks without server code.Read 30 Sep 2026 · usebasin.com
Audience
The pricing page describes Starter for personal projects, Growth for freelancers, Pro for startups, and Agency for agencies.Read 30 Sep 2026 · usebasin.com
Integrations
Named integrations include Slack, Discord, Google Sheets, Zapier, Make, Pipedream, Integrately, and webhooks.Read 30 Sep 2026 · usebasin.com
Security
Basin lists Cloudflare WAF and DDoS protection, signed attachment URLs, token rotation, and HMAC-SHA256 webhook signatures.Read 30 Sep 2026 · usebasin.com
Support
Basin offers support tickets, video walkthroughs, and one-on-one calls; it says tickets typically receive a response in 10 minutes or less.Read 30 Sep 2026 · usebasin.com
Company
Basin says it was founded in October 2017 and was built to simplify form development for designers, developers, and businesses.Read 30 Sep 2026 · usebasin.com
File uploads
The features page says forms can accept file uploads up to 50GB with virus scanning.Read 30 Sep 2026 · usebasin.com
Overages
Submissions above a plan’s monthly cap continue to be delivered and are billed at the applicable tier rate.Read 30 Sep 2026 · usebasin.com
Privacy tools
The features page lists automatic data receipt emails, data deletion, and configurable submission data retention as GDPR-related tools.Read 30 Sep 2026 · usebasin.com
Publisher
The site footer identifies Moonshot Ventures, Inc. and says Basin is made in Canada.Read 30 Sep 2026 · usebasin.com
Spam protection
Basin lists CAPTCHA options, AI spam filtering, honeypots, domain restrictions, and other submission filters.Read 30 Sep 2026 · usebasin.com
Ways to build
It supports HTML forms, a JavaScript library, an API, and a no-code form builder.Read 30 Sep 2026 · usebasin.com

Plans and prices

Free Free 1 form · 50 submissions/mo · 30-day data retention · 100MB file uploads · 1-day event log retention Read 30 Sep 2026 · usebasin.com
Growth $24.17 a year Billed Yearly Unlimited forms · 1K submissions/mo · 2GB file storage · unlimited projects, collaborators, and data retention Read 30 Sep 2026 · usebasin.com
Pro $40.83 a year Billed Yearly Unlimited forms · 5K submissions/mo · 10GB file storage · unlimited projects, collaborators, and data retention Read 30 Sep 2026 · usebasin.com
Agency $108.33 a year Billed Yearly Unlimited forms · 25K submissions/mo · 50GB file storage · unlimited projects, collaborators, and data retention · priority support Read 30 Sep 2026 · usebasin.com
Starter $150 a year $150.00 per year (= $12.50/month, billed annually) 3 forms · 250 submissions/mo · 500MB file storage · 1 project · 0 collaborators · 365-day data retention Read 5 Oct 2026 · usebasin.com

Every Basin plan and price →

Strong points and limits

Strong points

  • Build forms with HTML, JavaScript, API or no-code tools
  • File uploads up to 50GB with virus scanning
  • Free plan includes one form and 50 monthly submissions
  • Includes privacy tools for deletion and retention

Limits

  • Free plan limits submissions to 50 per month
  • Free plan has 100MB file uploads
  • Over-cap submissions are billed at the applicable tier rate

Who it suits

Basin suits designers, developers and businesses that want to process forms without building server-side handling. Its stated plan categories include personal projects, freelancers, startups and agencies.

Verdict

Basin covers form intake, spam screening, file handling and integrations in a cloud service. The free plan is limited, and users should account for billed overages when planning submission volume.

Where Specifiction places it

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