PowerOfSphere vs Cog Hero
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
PowerOfSphere
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THE GOAL: ALIGN ALL COLORS THE WAY: ROTATE THE SPHERES THE OBSTACLE: THE SPHERES ONLY ROTATE IN GROUPS WHEN A SPHERE ROTATES VERTICALLY, ALL SPHERES IN THE SAME VERTICAL LEVEL WILL ROTATE IN THE SAME DIRECTION WHEN A SPHERE ROTATES HORIZONTALLY, ALL SPHERES IN THE SAME HORIZONTAL LEVEL WILL ROTATE IN THE SAME DIRECTION TO ROTATE THE SPHERES: TOUCH THE SCREEN ON A SPHERE AND MOVE THE FINGER TO THE NEXT SPHERE IN THE DESIRED ROTATION DIRECTION THE SPHERES OF THE RESPECTIVE LEVEL WILL ROTATE 90 DEGREES THEN TO CHANGE THE PERSPECTIVE: TOUCH THE SCREEN ANYWHERE BEYOND THE SPHERES AND MOVE THE FINGER YOU CAN CHOOSE THE NUMBER OF COLORS (6, 3, OR 2) AND THE NUMBER OF SPHERES (26, 8 OR 4). AND DON‘T FORGET: IT CAN BE HANDLED BY A HUMAN BEING. SO IT CAN BE HANDLED BY YOU! (Indonesia Games Rating System (IGRS): 3+)
Cog Hero
A puzzle game where you make gears spin by tapping and moving them. Stacked gears turn if their colors match neighbors, and different colors can overlap. Unlock new color schemes and enjoy infinite replays with random levels.
- Gear rotation puzzles
- Color matching mechanics
- One-way gear challenges
- Unlockable color schemes
- Randomly generated levels
- Offline play
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A board full of Gears. Can you make them all turn? Tap to select, then tap to move. Stacked gears turn if either of the colors match their neighbor. Different colors can overlap and spin. One-way gears can't be moved. Use others to connect and spin them. Win to unlock more color schemes. Random levels for infinite replays. No ads. No WiFi needed. Play Easy as much as you want, upgrade for higher difficulty levels!
Screenshots
Verdict
The clearest difference is price: Cog Hero at Free against PowerOfSphere's $1.99. PowerOfSphere's advantage is in-app purchases (none vs 1) and update cadence (every 5 months vs every 12 months). On 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
Cog Hero is free to download; PowerOfSphere costs $1.99 up front. Cog Hero sells 1 one-off in-app purchase. PowerOfSphere asks for nothing beyond the download.
PowerOfSphere ships an update every 5 months, Cog Hero every 12 months. The most recent releases landed on May 18, 2026 and October 24, 2026 respectively.
| Parameter | PowerOfSphere | Cog Hero |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 3.4 (8 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 5 months — better | Every 12 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Power of Sphere UG (haftungsbeschränkt) | Headlight Software, Inc. |
In-app purchases
PowerOfSphere
No in-app purchases
Cog Hero
- Unlock All Difficulty Levels$0.99
