Simple Sudoku Game vs Echo Letters
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Simple Sudoku Game
Engage your mind with a vast collection of unique Sudoku puzzles. This game offers various difficulty levels, helpful tools like undo and notes, and tracks your progress with statistics and a timer.
- Over 1,000,000 unique puzzles
- Undo functionality
- Note-taking feature
- Hint system
- Erase tool
- Multiple difficulty modes
- Statistics tracking
- In-game timer
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One of the Best Sudoku game app! The app contains more than 1.000.000,0 unique sudoku puzzle. That is far enough for an entire life. Features: • Undo • Notes • Hints • Erase • more difficulty mode options • different colors • statistic data • timer
Echo Letters
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Echo Letters – Ancient Symbols Puzzle. Decode and Discover Hidden Languages. Step into a world of mystery, puzzles, and ancient glyphs. Echo Letters is a word-puzzle and decoding game where you explore ruins, uncover symbolic inscriptions, and piece together a lost language hidden through time. MAIN FEATURES Ancient Symbols and Glyphs Over 60 unique symbols to decode from carved stone, bark, or faded walls. 25 Hand-Crafted Puzzle Levels Explore four immersive chapters, each unveiling more of the story behind the lost civilization. Daily and Weekly Challenges New puzzles every day and fresh weekly challenges to keep your brain sharp and your decoding skills evolving. Engaging Word-Puzzle Mechanics Decode inscriptions, reconstruct missing words, and unravel messages carved in time. Symbol Codex and Progress Tracking Collect decoded glyphs in your personal Codex. Track progress and revisit puzzles at any time. Achievements and Rewards Celebrate milestones as you unlock deeper secrets and master the symbolic language. iCloud Sync Across Devices Continue your journey anytime, anywhere across iPhone and iPad. No Ads, Pure Puzzle Immersion No interruptions, no paywalls, just pure deciphering and storytelling. WHY YOU’LL LOVE IT Ideal for fans of brain games, word puzzles, and logic games who enjoy challenging their mind with each inscription. A narrative-driven journey from “The Gate” to “The Oath,” where each puzzle reveals deeper lore and mystery. Accessible and comfortable gameplay with support for Dark Mode, Reduced Motion, Dynamic Text sizes, and VoiceOver. Perfect for quick sessions or long puzzle marathons. Relax, focus, and get lost in mystery. WHO IT’S FOR Echo Letters appeals to puzzle lovers looking for unique decoding and cipher games, fans of mystery and ancient lore, and players who enjoy casual but thoughtful word and logic puzzles. Begin your journey. Decode the unknown. Echo Letters awaits.
Screenshots
Verdict
The clearest difference is iOS requirement: Simple Sudoku Game at 13.0 against Echo Letters's 26.1. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Simple Sudoku Game | Echo Letters |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 44 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.1 |
| Further details — not scored | ||
| Size | 5 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Illés László | ReachUp |
In-app purchases
Simple Sudoku Game
No in-app purchases
Echo Letters
No in-app purchases
Questions
Is Simple Sudoku Game free?
Is Echo Letters free?
Do Simple Sudoku Game or Echo Letters have ads?
Other comparisons
