
SpecialistShare and access study materials worldwide — with AI study tools built in
#1CapSolver records 73,385 monthly visits with -30.9% month-over-month growth and Free Trial, Paid pricing. Gizmo records 9,273,984 monthly visits with +18.2% growth and Freemium pricing.
AI CAPTCHA recognition API for reCAPTCHA, Cloudflare and more
| Dimension / Metric | ||
|---|---|---|
| Official Domain | dashboard.capsolver.com | gizmo.ai |
| Pricing Model | Free Trial, Paid | Freemium |
| Monthly Visits | 73.39K (73,385) | 9.27M (9,273,984) |
| MoM Traffic Delta |
| -32.82K (-30.9%) |
| +1.42M (+18.2%) |
| Primary Market & Share | 🇺🇸 United States (29.6%) | 🇵🇭 Philippines (31.3%) |
|---|
| Direct Visits / mo | 55.2K | 5.7M |
|---|
| User Rating | 4.2 | 4.3 |
|---|
| Supported Platforms | Website | Website |
|---|
AI CAPTCHA recognition API for reCAPTCHA, Cloudflare and more
Handles popular challenge types including reCAPTCHA, hCaptcha, Cloudflare Turnstile, and image or OCR-based recognition.
A straightforward HTTP API lets developers submit challenges and receive solution tokens programmatically.
Extensions and browser-automation hooks make it easier to solve challenges inside real browsing sessions.
Image recognition plus OCR models are applied to text and picture CAPTCHAs as well as interactive puzzles.
AI flashcards that turn note dumps and PDFs into addictive quiz sessions
Turn notes, PDFs, PowerPoint slides and YouTube videos into ready-to-quiz flashcards without writing cards by hand.
Automatic scheduling resurfaces cards right before you would forget them, so review time goes where it is needed.
Answer-first quizzing with instant feedback instead of passive re-reading, reinforcing long-term retention.
Streaks, points and social study sessions keep motivation high and make daily review a habit.

SpecialistShare and access study materials worldwide — with AI study tools built in
#1Offers robust flashcard creation and practice tests, but with a stronger focus on free study tools.

Provides comprehensive AI tutoring and course material conversion, but features a more structured video-explainer interface.
Free / Open-sourceBuild, train, and deploy computer vision for the physical world


AI-powered CAPTCHA solving API built for scale

Converts course materials into flashcards and mind maps, though its interface emphasizes visual conceptual learning over gamification.

SpecialistTurn any material into visual study sets, flashcards and quizzes

Excels at summarizing extensive lecture notes and videos into study guides, though its flashcard gamification is simpler.
Transforms various notes and videos into structured summaries and quizzes, offering a clean, straightforward study experience.
Specializes in converting study files directly into Anki-compatible decks, ideal for dedicated spaced-repetition users.

Multi-modal AI detection API that flags synthetic images, text, audio, video and deepfakes

Search foundation built from embeddings, rerankers, and reader APIs
SpecialistShare and access study materials worldwide — with AI study tools built in
Offers robust flashcard creation and practice tests, but with a stronger focus on free study tools.
Provides comprehensive AI tutoring and course material conversion, but features a more structured video-explainer interface.
Free / Open-sourceBuild, train, and deploy computer vision for the physical world
AI-powered CAPTCHA solving API built for scale
Converts course materials into flashcards and mind maps, though its interface emphasizes visual conceptual learning over gamification.
SpecialistTurn any material into visual study sets, flashcards and quizzes
Excels at summarizing extensive lecture notes and videos into study guides, though its flashcard gamification is simpler.
Transforms various notes and videos into structured summaries and quizzes, offering a clean, straightforward study experience.
Specializes in converting study files directly into Anki-compatible decks, ideal for dedicated spaced-repetition users.
Multi-modal AI detection API that flags synthetic images, text, audio, video and deepfakes