Solid Line vs Letter Out
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Solid Line
Arrange cards by color and sequence to clear the game board. A simple yet engaging puzzle experience.
- Card stacking gameplay
- Color matching
- Sequence ordering
- Board clearing mechanics
- Puzzle solving
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Stack the cards in the correct colors and in the proper order, and clear the board.
Letter Out
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Letter Out! is a clever word puzzle where every move helps you reveal hidden words. Match the letters to the correct categories and complete each word by placing them in the right spots. It’s easy to understand at first, but the puzzles quickly become more engaging as you progress. Explore a wide range of categories like Space, Garden, Bugs, Sports and more. Each level brings a new combination of letters and words, pushing you to think differently and spot patterns faster. Choosing the right letter at the right time is the key to success. Designed with a clean and relaxing style, Letter Out! offers a smooth and satisfying gameplay experience. Whether you play for a few minutes or spend more time solving levels, it keeps your mind active in a fun and simple way. Find the words, match the categories, and clear the board one letter at a time.
Screenshots
Verdict
Solid Line and Letter Out 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.
Solid Line ships an update every 3 weeks, Letter Out fortnightly. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.
| Parameter | Solid Line | Letter Out |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 190 MB | 199 MB |
| Age rating | 4+ | 12+ |
| Developer | DK Bilgi Teknolojileri | Samet Ersan |
In-app purchases
Solid Line
No in-app purchases
Letter Out
No in-app purchases









