Comparison

Tangram & Polyform Pro vs Flash Cards

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

Head to head
About

Tangram & Polyform Pro

Explore a vast collection of tiling puzzles, including classic Tangram and various Polyform shapes. Enjoy multiple play methods and over 4000 levels designed for both relaxation and challenge.

Highlights
  • 12 Tangram puzzle types
  • 6 Polyform puzzle types
  • Three play methods (Move, Flip, Rotate)
  • Over 4000 levels
  • Five themes
  • Hint system
Read full description

1. About Tangram & Polyform Tangram is China's most famous puzzle game. In the early nineteenth century tangram became the first international puzzle. There are many tangram style puzzle games in the world. Polyform is a plane figure constructed by joining together identical basic polygons. The basic polygon is often a regular polygon, such as a square or a triangle. 2. About This Game This game contains twelve types of tangram puzzles and six types polyform puzzles. Games and levels are constantly added. Tangram puzzles include the Chinese classic Tangram 15 pieces puzzle(Yi Zhi Tu) and Modern Tangram, as well as T puzzle, Heart-shaped puzzle, Pythagoras, Sphinx, Columbus' egg and Kreuzspiel. Polyform puzzles include Polystick, Polyiammond, Polyomino, Polyhex, Polyabolo and Polybrick. There are three kind of play methods. Not just move. You can play classic game(Move, Flip & Rotate) or for relaxing(Just Move). Features: A. 12 types of Tangram puzzles and 6 types of Polyform puzzles. B. Three Play Methods. C. Over 4000 Levels and Will Add More. D. Easy to Play. E. Five Themes. 3. How to Play A. This game have Three Play Methods. Just Move. Move & Flip. Move, Flip & Rotate. B. Move: Touch the Piece and move. Flip: Click the Piece. Rotate:Long touch the Piece. C. Get Hint: Click the Hint Button. Each Level has 2 hints.

About

Flash Cards

Create and study custom flashcards with AI assistance. Organize learning with color-coding and test your knowledge with self-quizzes. Access study sets offline for flexible learning.

Highlights
  • Create custom study sets
  • Color-code learning sets
  • Generate flashcards with AI
  • Self-quiz mode
  • Offline access
Features
Read full description

Flash Cards - Study App is a beautifully simple flashcard app designed to help you learn faster and retain more — whether you're cramming for finals, learning a language, or prepping for a big presentation. Features: Create Custom Study Sets: Start free with a few sets and unlock unlimited sets with an upgrade. Color-Code Your Learning: Assign unique colors to each set for easy visual grouping. Generate Flashcards with AI: Instantly create flashcards from your notes or a random topic using powerful AI assistance. Self-Quiz Mode: Test your memory and view performance with built-in quizzes. Offline Access: All your sets are saved to your device so you can study anytime — even without internet. Whether you're reviewing on your commute or tackling a long-term goal, Flash Cards - Study App gives you the clean, flexible tools you need to take control of your learning. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Tangram & Polyform Pro4 screens
Flash Cards4 screens

Verdict

The call

The clearest difference is price: Flash Cards at Free against Tangram & Polyform Pro's $4.99. Flash Cards also leads on update cadence (every 5 days vs every 13 months). Tangram & Polyform Pro's advantage is in-app purchases (none vs 2) and device support (4 vs 1). On review sentiment and ads 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

Flash Cards is free to download; Tangram & Polyform Pro costs $4.99 up front. Flash Cards sells 2 in-app purchases, starting at $4.99 per month. Tangram & Polyform Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Tangram & Polyform Pro ships an update every 13 months, Flash Cards every 5 days. The most recent releases landed on September 30, 2026 and October 17, 2026 respectively.

Scorecard6 real differences · 4 level
Tangram & Polyform Pro versus Flash Cards: the parameters behind the verdict, then further details
ParameterTangram & Polyform ProFlash Cards
Price$4.99Free — better
Rating—5.0 (10 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings—10 — better
Update frequencyEvery 13 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone
Requires iOS15.6 — better18.2
Further details — not scored
Size7 MB6 MB
Age rating4+4+
Developer振华 许Garrett Moody

Customer experience

Tangram & Polyform Pro

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Flash Cards

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Tangram & Polyform Pro

No in-app purchases

2 purchases

Flash Cards

Subscriptions2
  • Index Cards Pro Monthly7 Days trial$4.991 Month
  • Index Cards Pro Yearly7 Days trial$19.991 Year

Questions

Is Tangram & Polyform Pro free?
Tangram & Polyform Pro costs $4.99, with no in-app purchases.
Is Flash Cards free?
Flash Cards is free to download, with in-app purchases available.
Do Tangram & Polyform Pro or Flash Cards have ads?
Neither Tangram & Polyform Pro nor Flash Cards shows ads.
Which is updated more often, Tangram & Polyform Pro or Flash Cards?
Tangram & Polyform Pro ships an update every 13 months, and Flash Cards every 5 days. Most recently, Tangram & Polyform Pro was updated on September 30, 2026 and Flash Cards on October 17, 2026.

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