Compare tools
Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
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OpnForm
✓ verifiedPaid
Open-source AI form builder for free forms and surveys; strong adoption and traffic.
👁 30K/mo♥ 684
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Google Opal
✓ verified
Google Opal builds AI mini-apps via natural language; official Google product.
👁 2.1M/mo
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MailerLite
✓ verifiedFreemium
Email marketing platform with automation, landing pages, and audience tools.
👁 5.1M/mo
Pricing
Basic: $0/month
Pro: $20/month
Team: $49/month
Free: $0
Pro (Monthly): $16 per month
Pro (Yearly): $16 per month (billed yearly)
No public pricing
Free trial available
No public pricing
Free: Free
Growing Business: Starting at $10/month
Advanced: Starting at $21/month
Core features
- ✦Integration with Notion databases
- ✦Unlimited fields and submissions
- ✦Customizable form styling
- ✦Conditional logic and validation rules
- ✦Ready-made form templates
- ✦File uploads
- ✦Multi-page forms
- ✦Email, Slack, and Discord notifications
- ✦Submission editing
- ✦Form protection (password, captcha)
- ✦AI Form Builder
- ✦Unlimited forms, fields, and responses (Free plan)
- ✦Form logic, URL pre-fill, Hidden fields
- ✦File uploads, Custom code, Webhooks
- ✦Customizable themes and thank you pages
- ✦Form Analytics
- ✦Video funnels
- ✦AI-powered video chatbots
- ✦Multimedia messaging
- ✦Video forms
- ✦Asynchronous video interviews
- ✦Live calls
- ✦Direct messaging
- ✦NPS
- ✦Embed widget
- ✦No-Code AI Mini-App Creation
- ✦Natural Language Building and Editing
- ✦Rapid Prototyping
- ✦Intuitive Visual Editor (Node-based workflow)
- ✦Instant Hosting and Sharing of Apps
- ✦Multi-step AI Workflow Creation
- ✦Gallery of Demo Opals for Remixing
- ✦Debugging with Console
- ✦Automatic Version History
- ✦Email marketing
- ✦Automation
- ✦Website builder
- ✦Landing pages
- ✦Signup forms
- ✦Transactional emails
- ✦Email verifier
- ✦Digital product sales
- ✦Paid newsletter subscriptions
- ✦Integrations
Use cases
- →Guest blog submission forms
- →Event attendee check-in forms
- →Customer satisfaction surveys
- →Patient intake forms
- →Photography quotation requests
- →Equipment rental requests
- →Photo shoot permit requests
- →Creating contact forms
- →Conducting surveys
- →Collecting internal announcements
- →Managing warehouse inventory check-ins
- →Gathering training feedback
- →Processing international job applications
- →Streamlining legal petitions
- →Supporting environmental initiatives
- →Candidate sourcing
- →Candidate screening
- →Candidate selecting
- →Onboarding
- →Lead generation
- →Lead conversion
- →Lead nurture
- →Testimonial collection
- →Generate full blog posts from a topic input.
- →Create Google Doodles that look up historical events and generate logos.
- →Develop apps that solve math problems from screenshots, provide explanations, and solutions.
- →Generate DJ tracks based on mood or preferences, including intros and YouTube links.
- →Build apps to find and present historical events related to a user's birthday.
- →Creating engaging email campaigns
- →Building websites and landing pages
- →Automating email marketing workflows
- →Selling digital products
- →Collecting leads and growing an audience
- →Sending transactional emails
- →Creating paid newsletter subscriptions
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