Iknow? vs Wool Sort 3D
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Iknow?
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Iknow? turns general knowledge into a fast, fun, and addictive mobile experience. Learn surprising facts, answer smart questions, and improve your score in short sessions. - Learning mode with “Did you know?” cards - Quiz mode with lives and countdown timers - Flexible answer recognition (case, accents, variants, and small typos) - Coin system to keep playing after mistakes - Share your results and beat your own best score - Pro mode with full access and daily fact notifications If you enjoy learning through play, Iknow? is made for you.
Wool Sort 3D
Engage in a relaxing puzzle game where you deconstruct charming 3D wool sculptures. Match colors to unravel threads and reveal intricate designs, offering a peaceful and visually rich escape with no timers or pressure.
- 3D wool sculpture puzzles
- Color pattern matching
- Tap to unravel threads
- Soothing unfolding animations
- No timers or penalties
- 100+ handcrafted puzzles
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Immerse in Wool Sort 3D – A Serene Puzzle Escape Discover a world where soft wool and vibrant colors collide. Each level presents a charming handmade sculpture—cuddly animals, sweet treats, or whimsical objects—meticulously crafted in tactile 3D. Your Journey to Calm: SEEK COLOR PATTERNS Examine intricate wool textures to identify matching hues within each sculpted form. TAP TO UNRAVEL Gently tap matched colors to release threads and witness sculptures gracefully deconstruct with soothing fluidity. REVEL IN SATISFYING RELEASE Experience pure relaxation as each model unfolds, layer by layer, into flowing threads—no timers or penalties. Designed for Peaceful Play: Unique Tactile Art: Soft wool-inspired 3D models with vivid palettes. Mindful Mechanics: Intuitive color-matching with immersive unfolding animations. Zero-Pressure Zen: Unlock creations at your own pace; no penalties or stress. Evolving Collection: 100+ handcrafted puzzles with increasing charm. Download now and let gentle hues guide you through a world of mindful, visually-rich tranquility.
Screenshots
Verdict
The clearest difference is ads: Iknow? at none against Wool Sort 3D's shown. Wool Sort 3D's advantage is update cadence (every 10 days vs every 19 months). On price, in-app purchases, 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. Iknow? sells 4 one-off in-app purchases and Wool Sort 3D sells 13 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Iknow? ships an update every 19 months, Wool Sort 3D every 10 days. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.
| Parameter | Iknow? | Wool Sort 3D |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.9 (1.1K ratings) — better |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | — | 1.1K — better |
| Update frequency | Every 19 months | Every 10 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 45 MB | 390 MB |
| Age rating | 4+ | 4+ |
| Developer | Juan Ormaechea | Changsha Zhichuang Network Technology Co., Ltd. |
In-app purchases
Iknow?
- 10 coins$0.99
- 25 coins$1.99
- 60 Coins$2.99
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- Premiun Plan$3.99
Wool Sort 3D
- starter bundle$1.99
- coins300$1.99
- Revive Offer$4.49
Show 10 moreShow fewer
- coins900$4.99
- Beginner Bundle$6.99
- Remove ADs$7.99
- coins1900$9.99
- Remove ADs Bundles$9.99
- Great Bundle$13.99
- Epic Bundle$19.99
- coins6000$24.99
- Super Bundle$29.99
- coins36000$99.99









