RainbowSifter vs Colormo
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
RainbowSifter
A color-matching puzzle game where players select six primary rainbow colors from an expanding selection. Drag colors to a target to build your rainbow. Long-press the target for additional options.
- Color selection
- Rainbow building
- Drag and drop interface
- Long press options
- Increasing difficulty
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A game where you pick the six major colors of the rainbow (red, orange, yellow, green, blue, and violet) out of the ever increasing choices. Drag the next color to the white target to add it to your rainbow. You can long press the white target for more options.
Colormo
A puzzle game where players add primary colors to solve increasingly difficult challenges. It offers a unique color-mixing mechanic to progress through levels.
- Color mixing puzzles
- Progressive difficulty
- Magenta, yellow, cyan mechanics
- Challenging levels
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Add magenta, yellow and cyan to solve puzzles that gets harder and harder
Screenshots
Verdict
The clearest difference is device support: Colormo at 2 against RainbowSifter's —. Colormo also leads on iOS requirement (15.2 vs 18.6). On price, rating, ratings volume and in-app purchases 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.
On the App Store both sit at effectively the same score — 5.0 for RainbowSifter against 5.0 for Colormo. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
| Parameter | RainbowSifter | Colormo |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Ads | — | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | — | iPhone, iPod — better |
| Requires iOS | 18.6 | 15.2 — better |
| Further details — not scored | ||
| Size | 8 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert Hennessy | Viktor Ostlund |
In-app purchases
RainbowSifter
No in-app purchases
Colormo
No in-app purchases









