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
✕
OpnForm
✓ verifiedPaid
Open-source AI form builder for free forms and surveys; strong adoption and traffic.
👁 30K/mo♥ 684
✕
AI PDF Summarizer
✓ verifiedFree trial
Online PDF suite for summarizing, editing, converting, and signing.
👁 12M/mo♥ 8.7K
✕
LightPDF AI
✓ verifiedFreemium
AI PDF editor, converter and reader with very high traffic.
👁 1.8M/mo♥ 12K
✕
Lovable
✓ verifiedFreemium
Chat-based AI builder turning ideas into full software products.
👁 35M/mo♥ 69K
Pricing
No public pricing
Free: $0
Pro (Monthly): $16 per month
Pro (Yearly): $16 per month (billed yearly)
No public pricing
Annual: $4.16/mo
Personal Annual: $4.16 /mo
Personal Monthly: $19.99
Personal Weekly: $13.99
Personal 3-Year: $2.77 /mo
No public pricing
Free trial available
Core features
- —
- ✦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
- ✦AI-powered PDF summarization
- ✦PDF editing and signing
- ✦PDF conversion to various formats
- ✦Form filling and annotation
- ✦PDF Editing
- ✦PDF Conversion
- ✦AI-Powered Tools
- ✦PDF Security
- ✦Cloud Storage
- ✦OCR
- ✦AI-powered software development
- ✦Chat-based interface for specifying requirements
- ✦Full-stack engineering capabilities
- ✦Rapid app prototyping
Use cases
- —
- →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
- →Summarizing research papers and books
- →Editing and signing contracts
- →Converting PDFs to Word or JPG
- →Filling out tax and official forms
- →Converting PDF to Word, PPT, Excel, TXT, PNG, JPG, etc.
- →Editing PDF documents by adding text, images, and watermarks.
- →Summarizing, translating, and analyzing PDF content using AI.
- →Protecting PDF files with passwords and signatures.
- →Merging and splitting PDF files.
- →Removing watermarks from PDFs and images.
- →Creating developer portfolios
- →Building real estate listings applications
- →Developing file uploaders
- →Generating slide presentations
Visit