Letter Jam! vs Stack Merge
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Letter Jam!
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Embark on a brain-teasing journey with a physics-based word challenge! Strategically remove screws to unveil letters and construct words on the bench. Choose screws and letters in a right order to clean the board and create words to complete the levels. Test yourself with amazing brain teaser!
Stack Merge
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Stack Merge is a fast-paced puzzle game where players stack and merge numbered tiles. Combine tiles of the same number to create higher numbers and clear the board. The game ends when there are no more moves left. Aim for the highest score!
Screenshots
Verdict
Letter Jam! and Stack Merge are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases 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.
Letter Jam! ships an update every 3 weeks, Stack Merge every 2 weeks. The most recent releases landed on October 4, 2026 and September 24, 2026 respectively.
| Parameter | Letter Jam! | Stack Merge |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 95 MB | 103 MB |
| Age rating | 4+ | 4+ |
| Developer | Can Hulagu | Rasel Hossain |
In-app purchases
Letter Jam!
No in-app purchases
Stack Merge
No in-app purchases
