ON/OFF vs Chesspert
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
ON/OFF
Engage your mind with challenging and tricky puzzles designed to stimulate your brain. This game offers an extremely difficult experience, making it a true test of your problem-solving skills.
- Stimulating puzzles
- Tricky challenges
- Brain-training
- Extremely challenging gameplay
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In need of stimulation? Solve the puzzles of ON/OFF and turn ON your brain! But beware! Our puzzles are very tricky and finish the whole game will be extremely challenging!
Chesspert
A colorful and simplified chess game designed for on-the-go play. It features infinite player-created levels, multiple AI difficulties, and various multiplayer modes. Express yourself with emojis and customize your experience with different color themes.
- Infinite player-created levels
- 5 AI difficulty levels
- Custom level creation and upload
- 3 multiplayer modes (Classic, Random, Unfair)
- Emoji reactions for moves
- 2-player local mode
- Customizable color themes
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Chesspert is just like chess, but colourful, simple and ready to go, I can promise you that the whole game fits in a pocket. * Infinite Levels to play created by players. * 5 different AI levels to play as you wish. * You can create and upload your own custom Level. * Multiplayer - 3 modes: --- CLASSIC: All life chess. --- RANDOM: Every player has the same random pieces. --- UNFAIR: Every player has different random pieces. ¯\_(ツ)_/¯ * Express your feelings with an emoji for each movement. * 2 Players in the same device. * Choose your Color Theme Thank you for playing "Chesspert"! I really hope you enjoy it as much as I did making it ;) Support: Are you having problems? http://twitter.com/juaxma http://twitter.com/chesspertgame hello@juan.ma Privacy Policy: http://juan.ma/chesspert/privacypolicy/ AppPreview Music: https://www.purple-planet.com © Juan Manuel Altamirano Argudo / juan.ma
Screenshots
Verdict
The clearest difference is price: Chesspert at Free against ON/OFF's $1.99. ON/OFF's advantage is ads (none vs shown) and review sentiment (98% vs 67%). On rating, ratings volume, in-app purchases and monetization model 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
Chesspert is free to download; ON/OFF costs $1.99 up front. ON/OFF sells 1 one-off in-app purchase and Chesspert sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.8 for ON/OFF against 4.7 for Chesspert. Both are backed by a comparable volume of ratings — 24 and 29 respectively. Written reviews are what separate them: 98% of ON/OFF's written reviews are positive against 67% of Chesspert's.
ON/OFF ships an update monthly, Chesspert every 6 months. The most recent releases landed on September 28, 2026 and September 10, 2026 respectively.
| Parameter | ON/OFF | Chesspert |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.8 (24 ratings) — better | 4.7 (29 ratings) |
| Positive reviews | 97.6% of reviews — better | 66.7% of reviews |
| Number of ratings | 24 | 29 — better |
| Update frequency | Monthly — better | Every 6 months |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 5 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | 1Button SARL | Juan Manuel Altamirano Argudo |
Customer experience
ON/OFF
Chesspert
Bugs and requests
ON/OFF
Reported bugs
2 issues- Occasional freezing or crashing issues
- Compatibility problems with certain iOS versions
Requested features
3 requests- Ability to earn hints or solutions through gameplay
- Option to view minimum moves required for each level
- Sync progress across devices
Chesspert
Not enough reviews yet to summarise bugs or requests.
In-app purchases
ON/OFF
- 5-Key Pack$0.99
Chesspert
- +100 Undos$0.99
- Generous Tip$0.99
- Massive Tip$1.99
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- INFINITE UNDOS$1.99
- Amazing Tip$2.99
