Colouroku vs SudokuSpark
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Colouroku
This game offers a unique twist on Sudoku, allowing players to solve puzzles using colors, numbers, or even animals. With seven difficulty levels, games can range from quick 30-second challenges to more involved 30-minute sessions.
- Color-based Sudoku puzzles
- Number-based Sudoku puzzles
- Animal-themed puzzles
- Seven difficulty levels
- Variable game length
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Colouroku is sudoku with colors. Or numbers. Or both. Or animals. Seven levels of difficulty allow for games that last from 30 seconds to 30 minutes.
SudokuSpark
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Enjoy this free app about sudoku, there are four different difficulty levels and 3000 levels for each difficult, earn achievements and score by playing and see the other players score in the leaderboard page.
Screenshots
Verdict
The clearest difference is price: SudokuSpark at Free against Colouroku's $0.99. SudokuSpark also leads on update cadence (daily vs every 6 months) and iOS requirement (11.0 vs 14.0). On ads, 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
SudokuSpark is free to download; Colouroku costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Colouroku ships an update every 6 months, SudokuSpark daily. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.
| Parameter | Colouroku | SudokuSpark |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Kelvin Sherlock | Mauro Cristofoli |
In-app purchases
Colouroku
No in-app purchases
SudokuSpark
No in-app purchases
Questions
Is Colouroku free?
Is SudokuSpark free?
Do Colouroku or SudokuSpark have ads?
Which is updated more often, Colouroku or SudokuSpark?
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