Comparison

Jottable Flash Cards vs CommonDivisor

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

Head to head
About

Jottable Flash Cards

Create and study custom flashcards with advanced features like multiple memos per card, automatic flipping, and import/export options. Organize your study materials efficiently with this versatile educational tool.

Highlights
  • Customizable flashcards with multiple memos
  • Automatic card flipping
  • Import/export text files
  • Search and reorder cards
  • Hide cards by dragging
  • Supports Retina displays
Features
Read full description

This is a flash cards app, you can take a note with color marker other than main word. It also has the following functions. Automatic flipping, searching word, reordering cards, skipping cards with slider, importing and exporting text files. (There is an free version "Jottable Flash Cards Free". We recommend you to try it first. It has almost same functions.) ==Function which in only paid-for version== 1. Adjusts font size if it's too large to write all characters in a card. ==Principal Functions== 1. Uses animation for flipping cards. 2. Can have up to 3 memos on each card. 3. Can import or export text file using iTunes' "File Sharing". 4. Can have plural sheaves. 5. Can flip card automatically. 6. Can shuffle order of cards. 7. Can search keyword. 8. Can skip cards using slider. 9. Can hide cards by pressing and dragging card. 10. Supports both 3.5 and 4 inch Retina displays. 11. Can change card size on 4 inch display. ==To import or export text files== 1. Use iTunes' "File Sharing", if you want to import or export text files. 2. The importing file needs to be Tab separated text or Comma separated text with UTF8 encoding. The extension for Tab separated text is ".txt", for Comma separated text is ".csv". 3. If you want to import text file with line feed code, you need to separate cards using semicolon(;). 4. The exporting file is always Tab separated text with UTF8 encoding. ==To import or export text files using clip board == 1. You can import or export text files using clipboard. 2. The importing file needs to be Tab separated text with UTF8 encoding. 3. If you want to import text file with line feed code, you need to separate cards using semicolon(;). 4. The exporting file is always Tab separated text with UTF8 encoding.

About

CommonDivisor

Features
Read full description

A simple math game for kids who struggle with reducing fractions. Find common divisors among 9 numbers and keep dividing. The rules are easy, but the learning is deep. Players naturally understand why fractions can be simplified. โ€ข Build intuition for common divisors โ€ข Improve fraction skills through repetition โ€ข Learn by playing, not memorizing Perfect for home practice, classrooms, and family play.

Screenshots

Jottable Flash Cards4 screens
CommonDivisor4 screens

Verdict

The call

The clearest difference is price: CommonDivisor at Free against Jottable Flash Cards's $0.99. CommonDivisor also leads on update cadence (every 5 days vs every 5 months). Jottable Flash Cards's advantage is ads (none vs shown). On in-app purchases, device support and iOS requirement there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

CommonDivisor is free to download; Jottable Flash Cards costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Jottable Flash Cards ships an update every 5 months, CommonDivisor every 5 days. The most recent releases landed on October 21, 2026 and October 15, 2026 respectively.

Scorecard3 real differences ยท 5 level
Jottable Flash Cards versus CommonDivisor: the parameters behind the verdict, then further details
ParameterJottable Flash CardsCommonDivisor
Price$0.99Free โ€” better
Positive reviews50.0% of reviewsโ€”
Update frequencyEvery 5 monthsEvery 5 days โ€” better
AdsNo โ€” betterYes
In-app purchasesNoNo
MonetizationPaidโ€”
DevicesiPhoneiPhone
Requires iOS16.0 โ€” better16.6
Further details โ€” not scored
Size4 MB19 MB
Age rating4+4+
DeveloperSatoshi HoriguchiKatsuhiko Yao

In-app purchases

None

Jottable Flash Cards

No in-app purchases

None

CommonDivisor

No in-app purchases

Questions

Is Jottable Flash Cards free?
Jottable Flash Cards costs $0.99, with no in-app purchases.
Is CommonDivisor free?
CommonDivisor is free to download, with no in-app purchases.
Do Jottable Flash Cards or CommonDivisor have ads?
CommonDivisor shows ads; Jottable Flash Cards does not.
Which is updated more often, Jottable Flash Cards or CommonDivisor?
Jottable Flash Cards ships an update every 5 months, and CommonDivisor every 5 days. Most recently, Jottable Flash Cards was updated on October 21, 2026 and CommonDivisor on October 15, 2026.

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