Comparison

Grails vs Anki Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Grails

Instantly identify over 100,000 shoe models using advanced AI and reverse image search. Discover new releases, track your collection, and find out what sneakers celebrities are wearing.

Highlights
  • Instant shoe identification
  • Reverse image search
  • Real-time camera identification
  • Identify from photo library
  • Build shoe collection
  • Latest shoe releases
  • Personalized wishlist
Features
Read full description

REVERSE IMAGE SEARCH AND SHOE ID Grails - Shoe Identification is capable of identifying over 100,000+ different shoes, with higher accuracy than most human experts. If you’ve ever wondered “What shoe is this?” Grails has the answer. Wondering what shoe your favorite celebrity is wearing on Instagram? Want to keep up with the latest shoe releases? Out and about and see a shoe you like? Need a place to keep track of your shoe collection? REVERSE IMAGE SEARCH - SHOE / SNEAKER ID The amazing Artificial Intelligence behind Grails is one of a kind. Our database is constantly improving, and being updated with the latest sneaker information, giving you the worlds best sneaker database right in your hands. BUILD YOUR COLLECTION Grails has the largest database of sneakers. All top brands including: Nike, Adidas, Yeezy, Jordan, New Balance, Reebok. SNEAKER RELEASES Our database is always up to date with the latest releases, before they even drop. Key Features: - Instant shoe identification from our proprietary Artificial Intelligence. - The latest shoe releases, updated daily. - Identify shoes with either your camera in real-time or from your photo library.  - Build your personalized wishlist and shoe collection. - Resale pricing data (Coming soon). - Reverse image search that makes identifying your shoe simple. Premium Subscription Details: • Payment will be charged to iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period. • The account will be charged for renewal within 24 hours before the end of the current period. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription. • Subscriptions may be managed by the user, and auto-renewal may be turned off, by going to iTunes Subscriptions after purchase. Terms of Use: https://grails.ai/terms_of_service Privacy Policy: https://grails.ai/privacy_policy

About

Anki Pro

This app offers a smart and efficient way for students to prepare for exams. It provides fast, focused quizzes and tailored study modules to help users grasp concepts quickly. Track your progress and stay motivated for top results with this effective learning tool.

Highlights
  • Quick quizzes tailored to needs
  • Instant feedback
  • Custom study plans
  • Progress tracking
  • Unlimited quizzes (premium)
Features
Read full description

Anki Pro – Learn Fast, Ace Faster Tired of spending hours on endless study sessions? Ace is here to revolutionize the way you prepare for exams. Our app is designed for students who want to learn smart, not hard. With fast, focused tests and tailored study modules, Ace helps you grasp key concepts quickly and effectively. Whether you’re cramming for tomorrow’s test or simply staying ahead, Ace makes sure you’re ready in no time. No more stress, no more long hours – just efficient learning that guarantees top results. Ace your way to success with the fastest, most effective study tool out there. • Quick quizzes tailored to your needs • Instant feedback to sharpen your skills • Custom study plans to boost your learning • Track progress and stay motivated as you improve Subscriptions: - You can subscribe for premium account with unlimited quizzes - Subscription is from $4.99 USD weekly* - Subscription automatically renews for the same price and duration period as the original package unless auto-renew is turned off at least 24-hours before the end of the current period - Payment will be charged to iTunes Account at confirmation of purchase - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable Study fast. Ace faster. Your success is just a quiz away! - Privacy: https://www.iubenda.com/privacy-policy/84832400 - Terms of Use: https://www.iubenda.com/terms-and-conditions/84832400

Screenshots

Grails3 screens
Anki Pro4 screens

Verdict

The call

The clearest difference is rating: Anki Pro at 4.6 against Grails's 2.6. Anki Pro also leads on review sentiment (27% vs 5%). Grails's advantage is ads (none vs shown) and iOS requirement (10.0 vs 17.0). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Grails sells 2 in-app purchases, starting at $29.99 per year and Anki Pro sells 6 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Anki Pro holds the better App Store score, 4.6 against 2.6. Both are backed by a comparable volume of ratings — 71 and 164 respectively. Written reviews point the same way: 5% of Grails's written reviews are positive against 27% of Anki Pro's.

UpkeepUpdate frequency

Grails ships an update fortnightly, Anki Pro weekly. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Grails versus Anki Pro: the parameters behind the verdict, then further details
ParameterGrailsAnki Pro
PriceFreeFree
Rating2.6 (71 ratings)4.6 (164 ratings) — better
Positive reviews4.5% of reviews27.3% of reviews — better
Number of ratings71164 — better
Update frequencyFortnightlyWeekly — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPod — betteriPhone
Requires iOS10.0 — better17.0
Further details — not scored
Size37 MB77 MB
Age rating4+4+
DeveloperGrailsKrobe.net

Customer experience

Grails

All ratings73 ratings
Positive42.5%
Neutral1.4%
Negative56.2%
Written reviews22 reviews
Positive4.5%
Neutral0.0%
Negative95.5%

Anki Pro

All ratings162 ratings
Positive88.3%
Neutral6.2%
Negative5.6%
Written reviews11 reviews
Positive27.3%
Neutral27.3%
Negative45.5%

In-app purchases

2 purchases

Grails

Subscriptions2
  • Premium - 1 year$29.991 Year
  • Premium - 1 year7 Days trial$49.991 Year
6 purchases

Anki Pro

Subscriptions6
  • Weekly plan3 Days trial$4.997 Days
  • Monthly plan$7.991 Month
  • Monthly Plan3 Days trial$9.991 Month
Show 3 more
  • Monthly plan$12.991 Month
  • Yearly plan$39.991 Year
  • Yearly plan3 Days trial$59.991 Year

Questions

Is Grails free?
Grails is free to download, with in-app purchases available.
Is Anki Pro free?
Anki Pro is free to download, with in-app purchases available.
Which has better reviews, Grails or Anki Pro?
Anki Pro is rated higher. Grails averages 2.6 out of 5 from 71 ratings, while Anki Pro averages 4.6 from 164 ratings.
Do Grails or Anki Pro have ads?
Anki Pro shows ads; Grails does not.
Which is updated more often, Grails or Anki Pro?
Grails ships an update fortnightly, and Anki Pro weekly. Most recently, Grails was updated on October 21, 2026 and Anki Pro on October 24, 2026.

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