Circrix vs Slitherlink
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Circrix
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Circrix is a logic puzzle game where you fill a 6×6 grid with circles and squares. Each row and column must contain exactly 3 circles and 3 squares. No more than 2 of the same symbol can appear consecutively. Follow the = and × clues between cells to solve each puzzle. Every puzzle has one unique solution. No guessing, pure logic. FEATURES • 120 handcrafted puzzles: Easy, Medium, and Hard • Daily puzzle with streak tracking • Star rating based on your solve time • Hint system to help when you're stuck • Available in 5 languages • Share with friends • Clean, minimal design • No internet required to play COMING SOON • New puzzle packs with larger grids • More daily challenges • New game modes
Slitherlink
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Follow the number clues and draw one continuous loop. Each clue tells you how many of a cell’s edges belong to the loop. Connect the right edges without branches, crossings, or loose ends. 1,200 PUZZLES TO EXPLORE • 900 puzzles across Easy, Medium, and Hard • 300 new Expert puzzles, available with Premium • Start with 100 free Easy puzzles. Premium unlocks the full collection. MAKE IT A DAILY HABIT Try a fresh daily challenge and keep your streak going. Learn the rules through clear explanations, then build your skills with guided practice. SOLVE YOUR WAY Add your own notes to mark cells as inside or outside the loop. Optional automatic crosses offer another solving aid: they are off by default and unavailable in Daily challenges. • Play puzzles offline • Choose readable light and dark themes • Follow your progress with Game Center leaderboards and achievements • Play with VoiceOver labels, hints, and adjustable text Start with a free puzzle and close your first loop.
Screenshots
Verdict
The clearest difference is in-app purchases: Circrix at none against Slitherlink's 1. Circrix also leads on update cadence (every 5 days vs every 3 weeks). Slitherlink's advantage is ads (none vs shown). On price, device support and iOS requirement 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. Slitherlink sells 1 one-off in-app purchase. Circrix asks for nothing beyond the download.
Circrix ships an update every 5 days, Slitherlink every 3 weeks. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.
| Parameter | Circrix | Slitherlink |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.1 | 18.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Onur BENLI | DAN URBANEK |
In-app purchases
Circrix
No in-app purchases
Slitherlink
- Slitherlink Premium Unlock$3.00









