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Head-to-head · CAPTCHA Software

Friendly Captcha vs NetEase Yidun CAPTCHA

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Friendly Captcha #4 in CAPTCHA Software 8.9/10 Free plan · 30-day trial Free planFree trial✓ 2 of 3 features Try Friendly Captcha
NetEase Yidun CAPTCHA #7 in CAPTCHA Software 8.4/10 Pricing on request ✓ 3 of 3 features Visit site

Friendly Captcha leads on 0 checks, NetEase Yidun CAPTCHA on 1, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreFriendly Captcha · 8.9/10
  • Free planonly Friendly Captcha
  • Free trialonly Friendly Captcha
  • Most featuresNetEase Yidun CAPTCHA · 3 of 3

Friendly Captcha scores higher on our rubric for captcha software: 8.9 against 8.4 out of 10; our editors rank them #4 and #7.

On captcha modes, NetEase Yidun CAPTCHA gives you Risk-based where Friendly Captcha offers Invisible. NetEase Yidun CAPTCHA offers audio challenge; Friendly Captcha doesn't. On sdk platforms, Friendly Captcha gives you Both where NetEase Yidun CAPTCHA offers Mobile.

Friendly Captcha is the better fit for teams seeking invisible CAPTCHA across web and mobile. NetEase Yidun CAPTCHA is the better fit for mobile apps needing accessible, risk-aware challenges.

  • Friendly Captcha fits best

    Teams seeking invisible CAPTCHA across web and mobile

  • NetEase Yidun CAPTCHA fits best

    Mobile apps needing accessible, risk-aware challenges

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Friendly Captcha 8.9/10 Visit ↗ NetEase Yidun CAPTCHA 8.4/10 Visit ↗
At a glance
Editor score 8.9 8.4
Ranking #4 in CAPTCHA Software #7 in CAPTCHA Software
Best for Teams seeking invisible CAPTCHA across web and mobile Mobile apps needing accessible, risk-aware challenges
Pricing model Free plan + paid Paid
Starting price €9/mo Pricing on request
Free plan ✓ (best) Not checked yet
Free trial 30 days —
Deployment Cloud, Self-hosted, Browser extension Self-hosted
Platforms Web, iOS, Android iOS, Android
Support Docs, Tickets Docs
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Friendly Captcha 2/3 · NetEase Yidun CAPTCHA 3/3
Audio challenge — ✓ (best)
Accessibility options ✓ ✓
Privacy controls ✓ ✓
Specs
CAPTCHA modes Invisible Risk-based
Monthly verifications 1000 /mo Not checked yet
SDK platforms Both Mobile
Our review
Pros
  • Invisible proof-of-work challenges avoid image-labeling tasks
  • Integrations span web frameworks, CMSs, commerce platforms and mobile
  • Paid plans scale from 1 to 50 protected domains, with Enterprise options
  • Adapts verification difficulty based on detected behavior
  • Offers invisible, visual and voice CAPTCHA challenges
  • Includes screen-reader support and configurable UI parameters
Cons
  • Starter is limited to 1 domain and 1,000 monthly requests
  • The free plan is restricted to non-commercial websites
  • Automatic risk detection and real-time risk intelligence start at Advanced
  • Platform coverage is limited to Android and iOS
  • Deployment is self-hosted
  • Support channels are limited to documentation
Our verdict

Friendly Captcha provides invisible CAPTCHA and bot protection for websites and online applications. Its proof-of-work puzzles and risk signals run in the background, avoiding image-labeling tasks and user interaction. Teams can connect it…

Read the review →

For mobile teams that need human verification, NetEase Yidun CAPTCHA combines behavioral risk assessment with a range of challenge types. Its SDK can adapt verification difficulty based on detected behavior, while intelligent invisible…

Read the review →
  1. Friendly CaptchaCAPTCHA Software 8.9Free plan · 30-day trial
  2. NetEase Yidun CAPTCHACAPTCHA Software 8.4Pricing on request

Strengths and trade-offs

  • Friendly Captcha — where it wins

    • Invisible proof-of-work challenges avoid image-labeling tasks
    • Integrations span web frameworks, CMSs, commerce platforms and mobile
    • Paid plans scale from 1 to 50 protected domains, with Enterprise options

    Where it doesn't

    • Starter is limited to 1 domain and 1,000 monthly requests
    • The free plan is restricted to non-commercial websites
    • Automatic risk detection and real-time risk intelligence start at Advanced

  • NetEase Yidun CAPTCHA — where it wins

    • Adapts verification difficulty based on detected behavior
    • Offers invisible, visual and voice CAPTCHA challenges
    • Includes screen-reader support and configurable UI parameters

    Where it doesn't

    • Platform coverage is limited to Android and iOS
    • Deployment is self-hosted
    • Support channels are limited to documentation
  • Friendly Captcha8.9/10 · Free plan · 30-day trial

    Background proof-of-work challenges suit teams seeking accessible, privacy-minded bot protection.

    Try Friendly CaptchaFull verdict →
  • NetEase Yidun CAPTCHA8.4/10 · Pricing on request

    Mobile CAPTCHA with adaptive difficulty, accessible challenges and configurable SDKs.

    Visit siteFull verdict →

More comparisons

All CAPTCHA software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update