NumChain vs Double Infinity
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
NumChain
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NumChain: Merge & Connect is a relaxing yet strategic number puzzle where you drag to chain matching tiles and merge them into bigger numbers. How to Play • Swipe across tiles with the same number to connect them • Merge matching tiles (e.g., 2 + 2 = 4), then continue chaining to higher numbers • Create long chains in one smooth move: 2 → 4 → 8 → 16 → 32... • Build combos to maximize your score Features • Intuitive chain merging — connect tiles in any direction, including diagonals • Progressive gameplay — reach higher tile values over time • Level-based objectives — complete goals to unlock new challenges • Powerful bonuses: • Bomb — destroy a tile and its neighbors • Rainbow — transform tiles to match your target • Magnet — attract and merge matching tiles • Upgrade — double tile values • Combo system — rewarding strategic chains • Daily rewards — earn bonuses each day • Leaderboards — compete for high scores • Clean, modern visuals with smooth animations
Double Infinity
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Double Infinity is a relaxing number-merging puzzle where you link matching tiles and chase the ultimate high score: Infinity. On a serene 5×8 grid, swipe in any direction (including diagonals) to build chains of numbers. Connect matching values or smart doubles (think 2 → 2 → 4) to merge them into higher powers of two. Longer chains create bigger leaps and drop a special Star wildcard — a powerful tile that matches anything and helps open new paths. After each merge, gravity pulls everything down and fresh tiles cascade in, keeping the calm flow going. No timers. No lives. No pressure. Just satisfying merges, beautiful major-scale chimes that rise with your chain, and a peaceful “one more merge” feeling. Watch your board max climb from 1 all the way to Infinity in a deeply rewarding, offline-first experience. Key Features Intuitive drag-to-chain gameplay with 8-direction linking Star wildcards earned from long chains (only one on the board at a time) Four rechargeable power-ups: Mega Merge, Area Bomb, Board Shuffle, and Undo Stunning deep-blue aesthetic with colorful power-of-2 tiles, smooth animations, and haptics Milestone celebrations and a spectacular Infinity finale when you reach the top Automatic daily power-up reset at midnight + Premium benefits Fully playable offline Perfect for short relaxing sessions or long puzzle flows. Progress is saved automatically so you can pick up exactly where you left off. Double Infinity is free to play with optional ads. One-time Premium unlock removes ads and doubles power-up recharge speed from merges. Whether you’re a fan of number merge games, link puzzles, or just want a calm, beautiful brain-teaser, Double Infinity delivers endless satisfying play. Link numbers. Merge higher. Reach Infinity.
Screenshots
Verdict
The clearest difference is ads: Double Infinity at none against NumChain's shown. On price, 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
Both are free to download. NumChain sells 1 one-off in-app purchase and Double Infinity sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | NumChain | Double Infinity |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.4 |
| Further details — not scored | ||
| Size | 27 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Chi Ngo Phuong | Inoveb |
In-app purchases
NumChain
- Remove Ads$4.99
Double Infinity
- Premium – One-Time Unlock$4.99
Questions
Is NumChain free?
Is Double Infinity free?
Do NumChain or Double Infinity have ads?
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