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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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String Catalog
✓ verifiedFreemium
Git-integrated localization tool automating app string, release-note, and store-listing translation for mobile dev teams.
👁 2.3K/mo
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Lovable
✓ verifiedFreemium
AI app builder that turns chat prompts into working web apps and sites, with credit-based build and deploy.
👁 35M/mo♥ 69K
Pricing
Basic: $0/month
Pro: $20/month
Team: $49/month
Free: $0
Pro (Monthly): $16 per month
Pro (Yearly): $16 per month (billed yearly)
Hobby: $15/mo (3,000 base string keys, up to 40 languages)
Pro: $45/mo (7,500 base string keys, unlimited release notes)
Business: $75/mo (large apps, frequent releases)
No public pricing
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
- ✦Connects to GitHub, GitLab, or Bitbucket for reviewable translation diffs
- ✦Automates translation of app strings, release notes, and store listing copy
- ✦Supports 40+ languages with brand-voice and protected-term controls
- ✦Offers human review queues and shareable no-login review links
- ✦Keeps native Apple and Android localization file formats
- ✦Provides a cost calculator based on strings, languages, and release frequency
- ✦Chat-to-app and website generation
- ✦Real-time prototype building
- ✦One-click deploy and hosting
- ✦Templates to start projects
- ✦Credit-based building with shared workspaces
- ✦You own your code and data
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
- →Shipping localized app builds without slowing down release cycles
- →Translating App Store and Google Play release notes each launch
- →Keeping store listing metadata aligned across markets
- →Reviewing AI-generated translations before merging via Git
- →Scaling from one free language to full multi-market localization
- →Build web apps without coding
- →Prototype product ideas quickly
- →Create landing pages and sites
- →Ship internal tools
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