Zero? vs Fillomino
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Zero?
A fast-paced number game where players must quickly determine if sums of numbers are multiples of ten. Offers various modes for solo play or head-to-head challenges with friends.
- Sum calculation challenges
- Timed gameplay
- Relaxed mode without time pressure
- Two-player head-to-head mode
- Multiplayer on a single device
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Can you tell if the sum of 3 numbers are a multiple of ten? 4 numbers? More? It sounds easy, but hurry... time is running out! Challenge your friends, and play face-to-face on a single iPad or iPhone! Fun for all ages, choose your favourite mode: • Zoom & Zen, for a fast or easy-paced challenge • Relax, for stress-free fun without the time pressure • Two-player, the unique way to play with your friends in head-to-head action! Reviews for Sum Fun: “ It’s a solid math game, one that brings in interesting gameplay ideas and which has a stellar execution ” – AppGames.net: 9 / 10 “ By the time your kids have played with this app a few times, they’ll be adding up the numbers faster than you can say, ‘What’s six plus eight?’ ” – Fun2Tap: 5 / 5
Fillomino
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Fillomino — the elegant Nikoli-style logic puzzle where numbers become polyominoes. HOW TO PLAY • Fill every empty cell with a number. • Orthogonally connected cells with the same number form one region. • A region labeled N must contain exactly N cells. • Regions of the same size must not share a side. Simple to learn. Deep to master. No arithmetic — only careful deduction. WHAT’S INSIDE • 540 handcrafted-style puzzles across 6 grid sizes: 6×9, 7×11, 8×12, 9×14, 10×15, 12×18 • Fresh Daily Challenge every day • Interactive tutorial and solving tips (openings, overloads, limited domains, and more) • Smooth zoom & pan, undo/redo, check, and snapshot save • Colorful regions that make completed blocks easy to read • Light & dark themes, calm puzzle-first UI • Play offline anytime WHO IT’S FOR • Sudoku fans who want a fresh number puzzle • Logic and polyomino puzzle lovers • Commuters and evening solvers who enjoy focused brain training Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.puzzles-together.com/privacy.html
Screenshots
Verdict
The clearest difference is ads: Zero? at none against Fillomino's shown. Zero? also leads on iOS requirement (8.0 vs 15.0). Fillomino's advantage is update cadence (every 9 days vs every 3 months). On price, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
Zero? ships an update every 3 months, Fillomino every 9 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.
| Parameter | Zero? | Fillomino |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 months | Every 9 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 27 MB | 68 MB |
| Age rating | 4+ | 4+ |
| Developer | Greg Sharpe | 建明 顾 |
In-app purchases
Zero?
No in-app purchases
Fillomino
No in-app purchases









