Light Bulb Jam vs Ultimate Sudoku App
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Light Bulb Jam
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Welcome to Light Bulb Jam, the ultimate challenge in sorting brilliance! In this game, you'll match light bulbs with their corresponding colored sockets to power up and clear each level. Simple to pick up yet packed with engaging puzzles, Light Bulb Jam tests your focus and reflexes as the speed ramps up with each success. Perfect for quick play sessions or deep dives, it’s easy to play but hard to put down. Sharpen your sorting skills, light up each level and prove you're the brightest!
Ultimate Sudoku App
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The ultimate sudoku app Features: - Multiple difficulty levels - Smart hints & notes - Multiple languages - Stopwatch to track your time The integrated SAT solver ensures that each new sudoku is truly random and feels different from the previous one, while at the same time giving the ability to provide sudokus with more than one single solution
Screenshots
Verdict
The clearest difference is ads: Ultimate Sudoku App at none against Light Bulb Jam's shown. Light Bulb Jam's advantage is iOS requirement (12.0 vs 16.4). On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Light Bulb Jam ships an update every 2 weeks, Ultimate Sudoku App every 6 days. Both last shipped on November 8, 2026.
| Parameter | Light Bulb Jam | Ultimate Sudoku App |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks | Every 6 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 103 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Mousetap LTD | Michele Yin |
In-app purchases
Light Bulb Jam
No in-app purchases
Ultimate Sudoku App
No in-app purchases
Questions
Is Light Bulb Jam free?
Is Ultimate Sudoku App free?
Do Light Bulb Jam or Ultimate Sudoku App have ads?
Which is updated more often, Light Bulb Jam or Ultimate Sudoku App?
Other comparisons
