WordHolic | DIY Flash Cards! vs Math Gallery
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WordHolic | DIY Flash Cards!
Create and study custom flashcards for language learning or exam preparation. Features include voice reading, auto-rotate slideshows, quizzes, and image support. Organize cards in folders and share data with others.
- Custom flashcard creation
- Voice reading function
- Auto-rotate slideshows
- Quizzes (writing, dictation)
- Image and photo support
- Folder organization
- Data export/import
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WordHolic is the free DIY style simple & useful flash card app for any purpose: learning languages, test preparation, etc. ● Easy to operate with easy-to-see design, so you can learn smoothly! ● Simple but sufficient functions, so you can use them conveniently! ● Create as many flash cards as you want for free and learn Chinese, French, Japanese, Korean, Spanish, etc. or prepare for your exams! ◇ Main learning functions ◇ ● Learn effectively by utilizing bookmarks and memorize flags on cards (Front side, back side and tag comment) ● Practice listening with the voice reading function (30 languages) (You can also play voice readings simultaneously while listening to music.) ● Easy to learn with the auto rotate slideshow (You can adjust speeds, reverse front and back sides, shuffle cards etc.) ● Enjoy the card list and the full screen multi mode which shows Front and Back sides at the same time ● Add photos or images on flashcards to memorize visually ● Review repeatedly based on forgetting curve ● Quizzes (Writing, Dictation, etc.) ◇ Main management functions ◇ ● Organize cards in folders (Multiple subfolders can be also provided.) ● Search folders and cards by keywords and so on. ● Export card backup files (You can easily share your card data with your friends!) ● Import data files to create cards (You can create data files in PC and import it!) ◇ Special functions for each language ◇ You can enjoy convenient functions for each language! ● Chinese: Character Converter (Simplified / Traditional), Pinyin Generator ● Japanese: Furigana Generator (Romaji / Hiragana / Katakana) ◇ Other useful functions ◇ ● Set the default reading language. These are set as initial values when you create new cards, so you don’t have to set each time. (This is available from the menu button on the upper right of the app screen > [Preferences] > [New Card Settings].) ● Set the horizontal alignments and text sizes on each side of cards! (This is available from the menu button on the upper right of the app screen > [Preferences] > [Card Basic Display Settings].) ● Enjoy Night Mode to make backgrounds and texts dark when you feel your eyes are tired or at night. (This is available from the menu button on the upper right of the app screen > [Preferences] > [Night Mode].) ◇ How to share cards with your friends ◇ (1) Select the menu button on the upper right of the app screen > [Export Backup] (2) Follow the instructions and export a card data file in the way you like (mail attachment, iCloud, etc.) and share the file with your friends (3) Store the file in a place of a friend’s phone (or iCloud, Google Drive, etc.) where your friend can view it with the file app. (4) Select the menu button on the upper right of the app screen > [Import Card Data] and let the file imported into a folder. ◇ Upgrades (In-App Purchases) ◇ Go to [Menu] > [Upgrades] in the app to purchase the upgrades! ● Premium Plans By upgrading to the premium plan, you will be able to use many features such as data sync, background player, ad free, etc. - 1 year plan (Auto Renewal Subscription)etc. ● Restore Your Purchases You can restore your purchases from: [Menu] > [Upgrades] > [Restore] * Before restoring, log in your device with your Apple ID that you purchased your plan with. ● Current Plan and Cancellation The payments will be charged to your iTunes account. To check your current plans or turn off auto-renewal, go to: Settings App in your device > iTunes & App Store > Apple ID > View Apple ID > Manage ● Auto-Renewal Your iTunes account will be charged for renewal 24 hours prior to the end of the current period. ● Note - To turn off auto-renewal, you have to do so in the iTunes Store and cannot cancel the month that your plan starts from. - Before making a purchase, accept the following Terms of Use. ● Terms of Use https://www.langholic.com/wordholic-terms-of-use-en Enjoy WordHolic!
Math Gallery
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Explore mathematical ideas through Japanese stories and interactive diagrams. LANGUAGE The app interface, stories and explanations are in Japanese. This English page describes the Japanese-language app. 36 STORIES Explore the Pythagorean theorem, circle area, the Euclidean algorithm, pi, quadratic functions, derivatives, the Monty Hall problem, the birthday paradox, prime numbers, Fibonacci numbers, similarity, inscribed angles, the pigeonhole principle, one-stroke paths and average speed. Browse by school level or subject. PREDICT, EXPERIMENT, UNDERSTAND Choose a prediction, move a diagram, read the reasoning, explore a more advanced idea, then try a practice question. Each story has five sections you can follow at your own pace. Your chosen prediction appears as you continue, so you can compare it with the explanation. STEP-BY-STEP DIAGRAMS Practice questions include explanations with diagrams that change as you move through the solution. You can open an explanation whenever you need it. Furigana helps you read unfamiliar Japanese mathematical terms. FOR IPHONE AND IPAD Learning content works offline. No account, ads or in-app purchases. Recently opened stories are saved on your device.
Screenshots
Verdict
The clearest difference is in-app purchases: Math Gallery at none against WordHolic | DIY Flash Cards!'s 5. Math Gallery also leads on ads (none vs shown) and update cadence (every 2 days vs weekly). WordHolic | DIY Flash Cards!'s advantage is iOS requirement (15.0 vs 26.0). On price and device support 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
Both are free to download. WordHolic | DIY Flash Cards! sells 5 in-app purchases, starting at $2.99 per month. Math Gallery asks for nothing beyond the download.
WordHolic | DIY Flash Cards! ships an update weekly, Math Gallery every 2 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | WordHolic | DIY Flash Cards! | Math Gallery |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (553 ratings) — better | — |
| Positive reviews | 89.8% of reviews | — |
| Number of ratings | 553 — better | — |
| Update frequency | Weekly | Every 2 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 108 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Langholic Ltd. | Naoki Chiba |
In-app purchases
WordHolic | DIY Flash Cards!
- Ad Free Monthly Plan$2.991 Month
- Premium Monthly Plan$5.991 Month
- Ad Free Semiannually Plan$10.996 Months
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- Premium Semiannual Plan$25.996 Months
- Premium Yearly Plan3 Days trial$39.991 Year
Math Gallery
No in-app purchases
Questions
Is WordHolic | DIY Flash Cards! free?
Is Math Gallery free?
Do WordHolic | DIY Flash Cards! or Math Gallery have ads?
Which is updated more often, WordHolic | DIY Flash Cards! or Math Gallery?
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