Skip to main content

Documentation Index

Fetch the complete documentation index at: https://doc.spike.ac/docs/llms.txt

Use this file to discover all available pages before exploring further.

​
Overview

Spike and Basin are both form backend services that handle submissions, notifications, and spam filtering. Here’s a detailed comparison.

​
Free Plan Comparison

FeatureSpike (Free)Basin (Free)
SubmissionsUnlimited100/month
FormsUnlimitedUnlimited
File uploads✅❌ (paid)
Spam protection✅ Honeypot, reCAPTCHA, hCaptcha, Turnstile, ML✅ Honeypot, reCAPTCHA
Email notifications✅✅
Webhooks✅❌ (paid)
API access✅❌ (paid)
Custom redirects✅✅
Integrations21+Limited on free

​
Why Choose Spike

​
Unlimited Submissions

Basin’s free plan caps you at 100 submissions per month. Spike has no submission limits on the free plan.

​
File Uploads on Free

Spike supports file uploads on the free plan. Basin requires a paid plan for file upload support.

​
Webhooks Included

Spike includes webhooks on the free plan so you can send submission data to your own server or third-party services. Basin restricts webhooks to paid plans.

​
More Spam Protection

Spike supports honeypot, reCAPTCHA v2/v3, hCaptcha, Cloudflare Turnstile, ML-based filtering, blocklists, and work email validation. Basin supports honeypot and reCAPTCHA.

​
21+ Integrations

Spike connects to Slack, Discord, Google Sheets, Notion, Airtable, HubSpot, Mailchimp, and more. Basin’s integrations are more limited on the free tier.

​
When Basin Might Be Better

  • If you prefer Basin’s dashboard UI
  • If you need Basin’s specific AJAX handling features

​
Switching from Basin

Update your form’s action URL: 
<!-- Before (Basin) -->
<form action="https://usebasin.com/f/YOUR_FORM_ID" method="POST">

<!-- After (Spike) -->
<form action="https://api.spike.ac/f/YOUR_FORM_SLUG" method="POST">
No other changes needed. Spike accepts the same name attributes and form structure.