Comparison

aitango vs Sudoku Snap Solver

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

Head to head
About

aitango

Features
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"aitango" is an innovative learning app where AI fully automates the tedious process of creating vocabulary lists. Simply take a photo of anything – textbooks, handwritten notes, websites, etc. – with your camera. AI recognizes the text and instantly creates your own original vocabulary book. Furthermore, AI automatically generates quizzes and typing games from your vocabulary book. Combined with the text-to-speech function, it's perfect for listening practice. You can enjoy memorizing efficiently and have fun as if you're playing a game. [Key Features] AI Vocabulary Book Creation: Simply by taking a photo, AI reads the characters from the image and creates a vocabulary book. It supports not only printed materials but also handwritten text. AI Quiz Generation: Based on the created vocabulary book, AI automatically generates multiple-choice quizzes and typing games. This powerfully supports the retention of your knowledge. Text-to-Speech: Plays registered words and example sentences with natural-sounding voices. Useful for improving listening skills and confirming pronunciation. Learning Progress Management: Visualizes your learning records with calendars and graphs. You can see your daily study volume and progress at a glance, allowing you to study systematically while maintaining motivation. Import Function: Supports CSV and XML files. You can import word lists created on your PC or data from other apps all at once. [Supported Languages] Japanese, English, Chinese (Simplified), Chinese (Traditional - Hong Kong/Taiwan), Korean, Spanish, French, German, Russian, Portuguese, Italian, Dutch, Polish, Turkish, Swedish, Thai, Vietnamese, Indonesian, Hindi, Arabic [Recommended Uses] Quickly create vocabulary lists for test ranges by photographing thick textbooks and reference books. Register unknown words on the spot while reading overseas news sites or your favorite foreign books. Easily create vocabulary lists from difficult texts filled with specialized terms just by taking a picture. No more spending time on tedious vocabulary list creation. With "AI Vocabulary Book," take your learning to the next level. Start your future learning experience now!

About

Sudoku Snap Solver

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Sudoku Snap Solver is the fastest way to solve any Sudoku puzzle β€” just point your camera, snap a photo, and see the complete solution instantly. Whether you’re stuck on today’s newspaper puzzle, want to check your answer, or simply want to learn new solving strategies, Sudoku Snap Solver is your perfect companion. Features: Fast Camera Scan: Capture puzzles from paper, books, or screens in seconds. Instant Solving: Get a full, accurate solution with step-by-step completion. Multiple Difficulty Levels: Supports easy, medium, hard, and expert puzzles. Error-Free Recognition: Smart image processing ensures accurate number detection. Offline Mode: Works without an internet connection β€” solve anytime, anywhere. Say goodbye to getting stuck β€” let Sudoku Snap Solver be your pocket Sudoku expert. Download now and solve puzzles with just one tap! User Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

aitango4 screens
Sudoku Snap Solver4 screens

Verdict

The call

The clearest difference is in-app purchases: aitango at none against Sudoku Snap Solver's 4. aitango also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). Sudoku Snap Solver's advantage is update cadence (every 5 days vs fortnightly). On price and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. Sudoku Snap Solver sells 4 in-app purchases, starting at $3.99 per 7 days. aitango asks for nothing beyond the download.

UpkeepUpdate frequency

aitango ships an update fortnightly, Sudoku Snap Solver every 5 days. The most recent releases landed on October 6, 2026 and October 19, 2026 respectively.

Scorecard4 real differences Β· 2 level
aitango versus Sudoku Snap Solver: the parameters behind the verdict, then further details
ParameteraitangoSudoku Snap Solver
PriceFreeFree
Update frequencyFortnightlyEvery 5 days β€” better
AdsNo β€” betterYes
In-app purchasesNo β€” betterYes
DevicesiPhone, iPad, iPod β€” betteriPhone, iPad
Requires iOS13.0 β€” better16.0
Further details β€” not scored
Size148 MB40 MB
Age rating17+4+
DeveloperTeppei Yamazaki铸前 高

In-app purchases

None

aitango

No in-app purchases

4 purchases

Sudoku Snap Solver

Subscriptions3
  • OneWeek Sub$3.997 Days
  • OneMonth Sub$7.991 Month
  • Annual Sub$15.991 Year
One-time1
  • lifetime use$23.99

Questions

Is aitango free?
aitango is free to download, with no in-app purchases.
Is Sudoku Snap Solver free?
Sudoku Snap Solver is free to download, with in-app purchases available.
Do aitango or Sudoku Snap Solver have ads?
Sudoku Snap Solver shows ads; aitango does not.
Which is updated more often, aitango or Sudoku Snap Solver?
aitango ships an update fortnightly, and Sudoku Snap Solver every 5 days. Most recently, aitango was updated on October 6, 2026 and Sudoku Snap Solver on October 19, 2026.

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