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Head-to-head · CAPTCHA Software

Google reCAPTCHA vs Baidu Cloud CAPTCHA

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Google reCAPTCHA #2 in CAPTCHA Software 9.2/10 Free plan Free plan✓ 2 of 3 features Try Google reCAPTCHA
Baidu Cloud CAPTCHA #5 in CAPTCHA Software 8.7/10 Pricing on request ✓ 0 of 3 features Visit Baidu Cloud

Google reCAPTCHA leads on 1 check, Baidu Cloud CAPTCHA on 0, and 2 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreGoogle reCAPTCHA · 9.2/10
  • Free planonly Google reCAPTCHA
  • Most featuresGoogle reCAPTCHA · 2 of 3

Google reCAPTCHA scores higher on our rubric for captcha software: 9.2 against 8.7 out of 10; our editors rank them #2 and #5.

Google reCAPTCHA offers free plan; Baidu Cloud CAPTCHA doesn't. On sdk platforms, Google reCAPTCHA gives you Both where Baidu Cloud CAPTCHA offers Web.

Google reCAPTCHA is the better fit for teams protecting websites and Android apps from bots. Baidu Cloud CAPTCHA is the better fit for organizations seeking visual challenges and managed support.

  • Google reCAPTCHA fits best

    Teams protecting websites and Android apps from bots

  • Baidu Cloud CAPTCHA fits best

    Organizations seeking visual challenges and managed support

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 Google reCAPTCHA 9.2/10 Visit ↗ Baidu Cloud CAPTCHA 8.7/10 Visit ↗
At a glance
Editor score 9.2 8.7
Ranking #2 in CAPTCHA Software #5 in CAPTCHA Software
Best for Teams protecting websites and Android apps from bots Organizations seeking visual challenges and managed support
Pricing model Free plan + paid Paid
Starting price — Pricing on request
Free plan ✓ (best) —
Free trial — —
Deployment Cloud, Mobile Cloud
Platforms Web, Android Web
Support Docs, Community Phone, Tickets, Docs, Live chat · 24/7
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Google reCAPTCHA 2/3 · Baidu Cloud CAPTCHA 0/3
Audio challenge ✓ (best) Not checked yet
Accessibility options ✓ (best) Not checked yet
Privacy controls Not checked yet Not checked yet
Specs
CAPTCHA modes Not checked yet Not checked yet
Monthly verifications 10000 /mo Not checked yet
SDK platforms Both Web
Our review
Pros
  • Offers score-based, checkbox and invisible verification modes
  • Essentials includes up to 10,000 assessments per organization each month
  • Supports Android apps, screen readers and audio CAPTCHA challenges
  • Offers slider, numeric image, text-order, and track-drawing challenges
  • Selects challenge types dynamically according to risk
  • Includes server-side verification and advertises 99.99% availability
Cons
  • Essentials requests stop after the free quota unless billing is enabled
  • Premium pricing changes after 10,000 and 100,000 monthly assessments
  • Enterprise requires a fixed monthly volume commitment
  • Pricing is contact-sales, and there is no perpetual free plan
  • Documented SDK support is for web and H5; mobile support is not yet available
  • Cloud deployment may not fit organizations requiring another deployment model
Our verdict

Google reCAPTCHA helps protect websites and mobile applications from automated abuse, spam and fraud. It is suited to teams that want bot checks across web and Android, with options ranging from background risk scoring to visible…

Read the review →

Baidu Cloud CAPTCHA is a cloud-hosted human-verification service for websites and H5 pages. It is aimed at organizations protecting registration, login, marketing campaigns, community interactions, and downloadable resources. Its visual…

Read the review →
  1. Google reCAPTCHACAPTCHA Software 9.2Free plan
  2. Baidu Cloud CAPTCHACAPTCHA Software 8.7Pricing on request

Strengths and trade-offs

  • Google reCAPTCHA — where it wins

    • Offers score-based, checkbox and invisible verification modes
    • Essentials includes up to 10,000 assessments per organization each month
    • Supports Android apps, screen readers and audio CAPTCHA challenges

    Where it doesn't

    • Essentials requests stop after the free quota unless billing is enabled
    • Premium pricing changes after 10,000 and 100,000 monthly assessments
    • Enterprise requires a fixed monthly volume commitment

  • Baidu Cloud CAPTCHA — where it wins

    • Offers slider, numeric image, text-order, and track-drawing challenges
    • Selects challenge types dynamically according to risk
    • Includes server-side verification and advertises 99.99% availability

    Where it doesn't

    • Pricing is contact-sales, and there is no perpetual free plan
    • Documented SDK support is for web and H5; mobile support is not yet available
    • Cloud deployment may not fit organizations requiring another deployment model

More comparisons

All CAPTCHA software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update