Math Command vs DeltaChess
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Math Command
Engage in a thrilling math-based action game where you solve arithmetic problems to defend Earth from destruction. Face challenging levels, bosses, and traps that test your logic and speed. Utilize voice commands or keyboard input to input answers and save the planet.
- Solve math problems (add, subtract, multiply, divide)
- Voice recognition for input
- Keyboard support
- Video rewards for extra solutions
- Save and continue progress
- 10 challenging levels
- 11 powerful bosses
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Test your brain and save the planet in Polymath! Want to sharpen your mind and have fun at the same time? Polymath is the perfect game for anyone who loves fast challenges, quick thinking, and nonstop action. Forget IQ tests. If you can beat Polymath, you can already call yourself above average. Under pressure, you have to solve addition, subtraction, multiplication, and division to stop Earth from being destroyed. Sounds easy? Wait until you see what is waiting for you: surprises, bosses, and traps that will push your mind to the limit. Story: The mad genius Polymath has reprogrammed every missile on Earth to strike the planet itself. You are the only one who can stop him, and in the end you will face a battle of brains that tests you down to your very last neuron. Game highlights: • Voice recognition system: say the answer out loud and destroy the missiles with your own voice. • Keyboard support: play on your computer, or connect a keyboard to your phone and type the answers directly. • Rewarded video: watch and earn 10 extra solutions to keep playing. • Progress saving: pick up right where you left off, even after you lose. • 10 challenging levels. • 11 bosses to defeat. • Addition, subtraction, multiplication, and division. • Great soundtracks. • Bold ultra retro visuals. Polymath is fun, challenging, and educational. By the end, you will have mastered math without ever realizing you were learning. Download now and prove your mind is powerful enough to save the world!
DeltaChess
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Step into the world of DeltaChess — where every move matters. DeltaChess blends elegance, strategy, and intelligence, helping players of all levels learn, practice, and play like a pro. Key Features: • Online Matches – Play live games against real players worldwide. Test your skills in real time and experience true competitive chess. • Engine Analysis (Stockfish 17) – Get instant move evaluations, suggested lines, and live performance graphs in real time. • AI Commentary – Understand why a move was brilliant or a critical blunder with human-like explanations. • Puzzle Trainer – Sharpen your skills with 100,000+ adaptive puzzles. The auto-next feature ensures seamless, focused practice. • Interactive Chessboard – Enjoy buttery-smooth drag & drop or tap-to-move controls, with elegant animations and highlighting. • Opening Explorer – Build your repertoire with the integrated ECO database and discover your next winning weapon. • Branch System – Freely explore alternative lines without affecting your main game. • Editor Mode – Set up any position, explore “what-if” scenarios, and experiment freely. • FEN & PGN Support – Import or export any position or full game effortlessly. • Smart Validation Engine – Ensure every setup and move follows chess rules with accurate move enforcement and realistic gameplay. • Move History & Undo/Redo – Review, replay, and learn from your games, move by move. • Fully Offline Capable – Your training doesn’t stop when your internet does. Perfect for flights, commutes, or dedicated study sessions. • Live analysis – Real-time sync of analysis state with voice chat tied to live analysis rooms. DeltaChess is more than an app — it’s your personal trainer, strategist, and companion, all in one. Download DeltaChess today and elevate your chess game!
Screenshots
Verdict
The clearest difference is price: Math Command at Free against DeltaChess's $0.99. DeltaChess's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On in-app purchases, 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
Math Command is free to download; DeltaChess costs $0.99 up front. Math Command sells 1 one-off in-app purchase and DeltaChess sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Math Command ships an update every 2 weeks, DeltaChess every 4 days. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.
| Parameter | Math Command | DeltaChess |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 133 MB | 156 MB |
| Age rating | +17 | 4+ |
| Developer | Leonardo Amora | Sezgin Serin |
In-app purchases
Math Command
- Premium$1.99
DeltaChess
- Developer Tip – Small$0.99
- Developer Tip – Medium$9.99
- Developer Tip – Large$99.99
Questions
Is Math Command free?
Is DeltaChess free?
Do Math Command or DeltaChess have ads?
Which is updated more often, Math Command or DeltaChess?
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