SoloTest vs Modulo
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
SoloTest
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SoloTest brings the 200-year-old peg solitaire puzzle to your phone with a warm, modern design. HOW TO PLAY Tap a peg, then jump it over a neighbour into an empty hole, the peg you jump is removed. Keep going until as few pegs as possible remain. Leave just one, dead centre, and you're a genius. FEATURES • 7 Boards: Classic Cross, Grand Cross, Plus Sign, Diamond, Triangle 15, Fortress and Starburst (2 free) • 15 Board Colours: recolour the board to your taste (2 free) • Daily Challenge: everyone plays the same board each day; build your streak • Smart Verdicts: board-aware ratings from Fool all the way to Genius • Detailed Statistics: best score, solve rate, verdict history and per-board bests • 9 Achievements: from First Win to Daily Devotee • Light & Dark: handcrafted Tutti and Night themes • Share Results: a clean card to show off your solve • Fully Localised: native in 35 languages • Accessible: VoiceOver labels, colour-blind-safe pegs and a reduce-motion mode • No ads, ever SOLOTEST PRO Unlock every board and colour, Undo and Move Replay, and unlimited daily play. Download SoloTest today and find out how far you can go.
Modulo
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Exercise your brain with Modulo – the ultimate sliding puzzle game that bends the borders of logic! Are you ready to boost your IQ and spatial awareness? Modulo reinvents the classic sliding block puzzle by adding a mind-bending twist: The Modulo Effect. It is not just a game; it is a relaxing yet challenging brain workout designed for puzzle lovers. THE MODULO EFFECT: A NEW WAY TO SOLVE Forget traditional boundaries. In Modulo, the grid is an infinite loop. When you slide a tile off the edge, it wraps around and reappears on the opposite side. Match the board to the "Target" pattern in the fewest moves possible. Simple to learn, but hard to master! WHY YOU WILL LOVE MODULO: UNIQUE LOGIC MECHANIC Experience a seamless wrapping mechanic that challenges your critical thinking. Perfect for fans of Sudoku, Rubik's Cube, and math puzzles. DAILY BRAIN TRAINING Keep your mind sharp with new challenges every day. Improve your concentration, pattern recognition, and short-term memory with our handcrafted daily puzzles. COMPETE GLOBALLY Climb the Global Leaderboards. Solve grid puzzles faster than anyone else and prove you are the true Logic Master. Filter ranks by difficulty or grid size. RELAXING & MINIMALIST Enjoy a sleek, dark-themed UI that helps you focus. No distractions, just pure logic. It is the perfect anxiety relief and calming game for your breaks. ENDLESS MODES Customize your gameplay! Choose from Numbers, Colors, or Letters. Whether you want a quick 3x3 warm-up or a hardcore 6x6 expert challenge, Modulo adapts to your skill level. TOOLS FOR SUCCESS • Target Preview: Check your goal anytime without losing focus. • Undo Move: Made a mistake? Fix it instantly. • Stats Tracker: Monitor your progress and best times. Join thousands of players in this addictive loop puzzle adventure. Whether you are a casual player looking for a fun riddle or a hardcore solver aiming for the #1 spot, Modulo is your next obsession. Download Modulo now and start sliding, wrapping, and solving! Contact & Support: Have feedback or found a bug? Check the settings menu to contact us. Privacy Policy & Terms of Use are available within the app.
Screenshots
Verdict
The clearest difference is in-app purchases: Modulo at none against SoloTest's 3. Modulo also leads on iOS requirement (15.0 vs 18.2). On price, update cadence, ads 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. SoloTest sells 3 in-app purchases, starting at $1.99 per 7 days. Modulo asks for nothing beyond the download.
SoloTest ships an update every 2 weeks, Modulo fortnightly. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.
| Parameter | SoloTest | Modulo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.2 | 15.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | FLATISLER BILGISAYAR YAZILIM BILISIM DANISMANLIK HIZMETLERI LIMITED SIRKETI | Mehmet Gueven |
In-app purchases
SoloTest
- SoloTest Premium Weekly$1.997 Days
- Premium Aylık Üyelik$3.991 Month
- Premium Yıllık Üyelik$19.991 Year
Modulo
No in-app purchases









