Sliding Seas vs Chess Tactics Trainer
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sliding Seas
Build and decorate your own tropical island paradise by matching and merging land. Collect VIP characters, complete puzzles, and enjoy a relaxing match-3 experience with daily missions and events. Escape to a world of fun with over 1000 levels.
- Match and merge land to create islands
- Decorate and grow your home island
- Collect cute VIP characters
- Multiple game modes
- Daily missions and weekend events
- Offline play support
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Be the mayor of your own tropical world! Pick cute buildings to decorate your island and hang out with cool VIP characters that you collect. Sliding Seas is the cutest and most relaxing match-3 puzzle game on mobile! SO MUCH FUN: • Easy to play, hard to master - endlessly fun and addictive! • Unique gameplay - match and merge land to make islands • Lots of game modes - ocean rescue, penguins, turtles, pirates and treasure • A world of your own - grow and decorate your home island • Earn rewards and prizes with daily missions and weekend events • Unlock cute VIP characters as you play • Awesome power-ups and spectacular combos • Supports offline play • Over 1000 levels, with more added all the time Sliding Seas is free to play, though some in-game items can be purchased for real money. If you don't want to use this option, simply turn it off in your device settings. Need to get away and relax? Escape to paradise with Sliding Seas!
Chess Tactics Trainer
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Solve chess puzzles blindfold - no board, just the piece list. Chess Tactics Trainer lets you build the position in your head, calculate the winning line and tap in your move. Few exercises sharpen visualisation and calculation as much - and you get the same training on the board too. BLINDFOLD TRAINING - THE HEART OF THE APP No board, only the piece list: "White: Kg1, Re7, Bc3 ...". You picture the position, find the best move and enter it with compact keys: the piece (none for a pawn), then file and rank of the destination square - for example Re8. Castling has its own keys. Nothing gives the answer away, because you no longer pick from a list of legal moves - you announce your move just like in a real blindfold game. - 5,000 blindfold puzzles, difficulty rising gradually from 600 to 2500 Elo - Optional strict mode: a move that is impossible in the position counts as a wrong answer - Separate blindfold rating, so you can see how your visualisation improves - The input screen fits completely even on small iPhones - no scrolling, full focus on the position TRAIN WITH BOARD The position is in front of you. Drag a piece directly or select the origin and destination squares. From 200,000 puzzles the app draws positions rated within 50 points of your current rating - challenging, never overwhelming. CHECK AGAINST STOCKFISH If not everything was right in a session, you can replay the position and try your own line. Stockfish answers at full strength and shows the evaluation after every move - so you work out yourself why your move fails, instead of just being shown the solution. YOUR RATING After every session the app calculates your new rating using the FIDE Elo method: each puzzle counts as an opponent with its own rating, K factor 20, and your thinking time affects the result. You start at 1200 on the board and 600 blindfold. STATISTICS Every session becomes a visible stage: rating history, accuracy, average time, personal best and the next milestone. So you can see where you stand and what comes next. 8 LANGUAGES The app is available in English, German, Spanish, French, Italian, Portuguese, Russian and Ukrainian. Switch the language directly in the app at any time - independent of your device settings. NO DISTRACTIONS - No ads - No subscription - a single purchase - No account, no sign-in - Fully usable offline, on a plane or on the train - iPhone and iPad FREE TRIAL AND FULL VERSION 30 board puzzles and 10 blindfold puzzles are free. The full version permanently unlocks all 200,000 board puzzles and all 5,000 blindfold puzzles. Buy once, no subscription - restorable on every device using the same Apple Account.
Screenshots
Verdict
The clearest difference is in-app purchases: Chess Tactics Trainer at none against Sliding Seas's 10. Chess Tactics Trainer also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement 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. Sliding Seas sells 10 one-off in-app purchases. Chess Tactics Trainer asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.
| Parameter | Sliding Seas | Chess Tactics Trainer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (3.6K ratings) — better | — |
| Positive reviews | 91.7% of reviews | — |
| Number of ratings | 3.6K — better | — |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 574 MB | 100 MB |
| Age rating | 4+ | 4+ |
| Developer | Mugshot Games Pty Ltd | Elisabeth Zuyeva |
Bugs and requests
Sliding Seas
Reported bugs
2 issues- Some levels feel impossible without using boosters
- Occasional crashes or loss of progress after updates
Requested features
5 requests- Add more levels and content updates
- Implement an endless/survival mode
- Allow replaying of completed levels
- Improve contrast between ocean tile colors
- Add option to skip survivor arrival animation
Chess Tactics Trainer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Sliding Seas
- Handful of Diamonds$1.99
- Beginner's Bundle$3.99
- Moonflower Bundle$3.99
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- Unlimited Event Tickets$3.99
- Pile of Diamonds$5.99
- Luxury Rescue Boat$5.99
- Rescuer's Bundle$6.99
- Diamond Trader Bundle$9.99
- Super Bundle$14.99
- Mega Bundle$29.99
Chess Tactics Trainer
No in-app purchases
Questions
Is Sliding Seas free?
Is Chess Tactics Trainer free?
Do Sliding Seas or Chess Tactics Trainer have ads?
Which is updated more often, Sliding Seas or Chess Tactics Trainer?
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