Chess Notation Trainer Pro vs Triddle
Price, ratings, monetisation and update history for both games, side by side ā with what reviewers say about each.
Chess Notation Trainer Pro
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Serious about chess? But struggling to identify the squares, remembering sequences and following notations? Well, you just landed on the perfect app! This training app is designed to dramatically uplift your mastery over chess squares. There are 5 training sessions. A small dose of regular practice will make you: 1. Spot a square as soon as you hear/see its coordinate 2. Translate a sequence of moves into their notation at ease 3. Immediately identify the color of a square 4. Stay oriented regardless of you facing white or black 5. Follow along with chess tutorials, books or any discussion without a board 6. Massively speedup your thought process on any calculation 7. Finally, start playing blind chess! There are well thought out features everywhere, like different time controls for training, untimed practice mode, hints and tips during gameplay, achievements and milestones, global leaderboards and a complete visualization of your records. Don't be surprised if you see a sudden surge of rating simply increasing your strength on square reading. This is a beautiful and satisfyingly addictive way to your square mastery. Caution: If you are rated below 1500, this app is probably not gonna be as useful for you, and tactics training is something you should prioritize.
Triddle
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Ready for a brain-teasing challenge that combines strategy, speed, and math? Welcome to Triddle, a game with numbers for sharp eyes and quick minds. This game is completely FREE and respects your privacy ā no in-app purchases, no subscriptions, no ads, no tracking, nothing. Just a little game I made in my spare time. Enjoy! ⢠Discover a new, unique gameplay ⢠Learn how to play with the in-game tutorial ⢠View your best scores in a local high score list ⢠Compete with the world's best Triddlers on a leaderboard ⢠Play the two-player battle mode to compete against a friend nearby ⢠Play the daily game to test your skills and claim the title of the ultimate Triddler!
Screenshots
Verdict
The clearest difference is price: Triddle at Free against Chess Notation Trainer Pro's $4.99. Triddle also leads on device support (4 vs 2) and iOS requirement (15.6 vs 18.6). On update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Triddle is free to download; Chess Notation Trainer Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Chess Notation Trainer Pro ships an update every 6 days, Triddle every 5 days. The most recent releases landed on September 23, 2026 and October 7, 2026 respectively.
| Parameter | Chess Notation Trainer Pro | Triddle |
|---|---|---|
| Price | $4.99 | Free ā better |
| Update frequency | Every 6 days | Every 5 days ā better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Vision Pro ā better |
| Requires iOS | 18.6 | 15.6 ā better |
| Further details ā not scored | ||
| Size | 26 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Nishat Majid | Lars Wilhelmer |
In-app purchases
Chess Notation Trainer Pro
No in-app purchases
Triddle
No in-app purchases
Questions
Is Chess Notation Trainer Pro free?
Is Triddle free?
Do Chess Notation Trainer Pro or Triddle have ads?
Which is updated more often, Chess Notation Trainer Pro or Triddle?
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