Cross Math vs Sum Fall
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Cross Math
Engage your mind with a number puzzle game that combines logic and strategy. Solve grid-based challenges with simple rules, from easy to expert levels. Enjoy daily puzzles and track your progress with smart statistics.
- Fill the grid with numbers
- Strategic thinking required
- Multiple difficulty levels
- Daily challenge mode
- Progress tracking statistics
- Endless mode with limited mistakes
- Offline play support
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Where logic meets fun in the perfect brain teaser! Try Free Cross Math - a fresh number puzzles that's equal parts challenging and relaxing! Perfect for puzzle lovers and casual gamers alike. Train your brain with addictive math puzzles! Key Features (Simple Rules, Satisfying Challenge): ●Fill the Grid: Use numbers crack each puzzle ●Think Strategically: Every move counts! ●Pick Your Level: From simple-level to expert-level brain burners ●Daily Challenge Mode: New puzzles every day to test your skills ●Smart Statistics: Track your progress and improvement over time ●Endless Mode: How far can you go with just 3 mistakes? ●Full Offline Support: Play anywhere, anytime PERFECT FOR FANS OF: • Sudoku • 2048 • Number Crosswords • Nonogram • Number match Download Now and Start Your Puzzle Journey! Free to play - No hidden costs! Have questions? Contact us at: support@boladu.com
Sum Fall
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Sum Fall is the arithmetic puzzle game that plays by its own rules. Place numbered pieces on the grid. Watch them fall — up or down, you never know which way. When two pieces meet and their values add up to 0 or 10, they vanish. Clear them all before the grid overflows. Simple to learn. Fiendishly hard to master. HOW IT WORKS → Each turn, choose where to place a piece in the center row → Pieces fall toward the ceiling or floor — direction is a mystery → Adjacent pieces fuse: green (+) adds, red (−) subtracts → Result is 0 or 10? Both pieces vanish and you score → Chain vanishes for multiplier bonuses: ×1.5 → ×2 → ×3 → ×5 NEW — DAILY CHALLENGE One handcrafted puzzle a day — the same for every player. Clear the board, race the clock, earn up to 3 stars. Keep your streak alive, replay past days from the calendar, and complete a full month to earn a trophy. NEW — DEMOLITION An endless series of solvable puzzle levels. Destroy every golden cell with a limited piece budget. Bombs, armored cells, mystery values, cyclic counters… plan your chains, finish under par, claim all 3 stars. THREE ENDLESS MODES EASY — No pressure. Practice at your own pace. CLASSIC — From turn 10, a new row pushes in. Stay ahead of it. HARDCORE — Both sides push simultaneously. Every move counts. POWER-UPS • Reveal Directions — see where all pieces will fall before committing • Change Direction — flip a piece's trajectory • Change Value — set any piece to the number you need (1–9) • Change Operation — switch + and − to make the math work for you • Storage — hold a piece aside and use it later FEATURES • Daily challenge with streaks, calendar and monthly trophies • Global leaderboards via Game Center • Dark mode • Second chance to keep a great run alive • Offline play — no Wi-Fi needed • Auto-save — resume any game where you left off • Lives system — regenerate over time (infinite in Premium) • No account required • English, French, Spanish, German, Portuguese PREMIUM (OPTIONAL) Remove ads, unlock infinite lives, and get an extra charge for every power-up. One purchase. No subscription. No tricks. Think you can top the leaderboard? Prove it.
Screenshots
Verdict
The clearest difference is in-app purchases: Cross Math at none against Sum Fall's 1. Cross Math also leads on update cadence (every 3 days vs every 8 days). On price, ads, 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. Sum Fall sells 1 one-off in-app purchase. Cross Math asks for nothing beyond the download.
Cross Math ships an update every 3 days, Sum Fall every 8 days. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.
| Parameter | Cross Math | Sum Fall |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (8 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 3 days — better | Every 8 days |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 69 MB | 26 MB |
| Age rating | 17+ | 4+ |
| Developer | Chengdu Boladu Technology Co., Ltd. | Adrien Buot |
In-app purchases
Cross Math
No in-app purchases
Sum Fall
- Remove Ads$3.99









