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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Modulo is a calm, fast puzzle built on one idea: when a tile leaves one edge, it comes back on the other. Drag any row or column and the whole line wraps around. Put numbers, letters or colors back in order in as few moves as you can. • Daily puzzle: the same board for everyone, with a streak to keep • Adventure: 48 levels across four chapters, up to three stars each • Par: every board has a target move count worth chasing • Hints when you are stuck, unlimited undo, a calm Zen mode • Classic, Time Attack, Zen and a classic empty-tile Slide mode • Boards from 3x3 to 6x6 • Colorblind-friendly patterns, Dynamic Type, VoiceOver labels • Light and dark appearance, built for iPhone and iPad Free to play. Ads are rare, never in your first puzzles, and one purchase removes them for good.
Screenshots
Verdict
The clearest difference is ads: SoloTest at none against Modulo's shown. Modulo's advantage is iOS requirement (15.0 vs 18.2). 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. SoloTest sells 3 in-app purchases, starting at $1.99 per 7 days and Modulo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
SoloTest ships an update fortnightly, Modulo every 9 days. The most recent releases landed on October 26, 2026 and October 31, 2026 respectively.
| Parameter | SoloTest | Modulo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Every 9 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.2 | 15.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 82 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
- Remove Ads$2.99








