Number Chain vs Harena
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Number Chain
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Get ready to train your brain with Number Chain: Connect & Win! Taking classic number puzzle games to a whole new level, this ultimate logic challenge will test your strategy and quick thinking with every move. Create long chains, break challenging obstacles, and reach the target score before you run out of moves! It's incredibly easy to learn but hard to master. Plan your moves carefully, outsmart the tricky mechanics, and smash your high scores! REASONS TO PLAY NUMBER CHAIN: - Simple Yet Deep Gameplay: Connect identical numbers (e.g., 2-2-2) or link tiles that add up to multiples of 10 (e.g., 8-2 = 10, 5-5-5-5 = 20). - Massive Combos: Link tiles horizontally or vertically to build long chains. The longer the connection, the bigger your bonus score! - Tricky Obstacles: Watch out for dynamic board challenges! Break Ice tiles, crack open Locked stone blocks, and beat the clock on Timed tiles before they vanish. - Epic Power-Ups: Stuck on a tough level? Unleash devastating power-ups like the Hammer, Sledgehammer, and Wrecking Ball to clear a path forward! - Daily Rewards & Gift Wheel: Log in daily to keep your streak alive and spin the "Spin & Win" wheel for massive coins and surprise boosters. - Endless Fun: Challenge yourself through hundreds of beautifully crafted levels with non-stop brain-teasing action. Are you ready to push the limits of your mind? Download now, connect the numbers, and become a puzzle master!
Harena
Explore a dynamic sandbox with over 165 materials, including sand, water, lava, and creatures. Simulate complex reactions, manage heat and electricity, and even control a character in a vast, offline world.
- 165+ materials with unique properties
- Complex heat and reaction simulation
- Electricity and magnetism mechanics
- Wind, pressure, and airflow simulation
- Playable creatures and steerable character
- Offline play with save slots
- Multiple simulation views
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- 165 materials: sand, water, lava, acid, metals, gases, plants, creatures. 32 of them are made only by reaction - Grids up to 2048 x 1152, 2.36 million cells, every cell simulated - Heat: every material has a melting, boiling and ignition point, and latent heat - Reactions have a temperature window, and each one you find is logged in the codex - Four views: material, thermal, velocity and air flow - Electricity: wire, battery, diode, lamp, and heat, cold and wind sensors - Optics and magnetism: laser, mirror, prism, two magnets, pump - Wind and pressure: smoke, spores and ash are carried by the air - Creatures and vehicles, including a character you steer yourself - Six starting worlds, ten save slots, undo, pinch to zoom and pan. Landscape only, playable offline
Screenshots
Verdict
Number Chain and Harena are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | Number Chain | Harena |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | — |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 31 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | Erdem Haseki | SATOSHI MAEDA |
In-app purchases
Number Chain
No in-app purchases
Harena
No in-app purchases









