Engage your abstract thinking with daily logic puzzles. As a scientist, uncover hidden rules by experimenting with colorful slabs to crack codes. Offers a vast archive of challenges and the ability to create and share your own puzzles.




208+ iOS apps & games curated and reviewed
From beginner-friendly picks to power-user tools, our slab 17 list covers 208+ iPhone apps and games updated through May 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (5) | No | No | May 2026 | ||
| 2 | Free | 4.8★ (21K) | Yes | No | Sep 2026 | ||
| 3 | Free | 4.7★ (12K) | No | Yes | Sep 2026 | ||
| 4 | Free | 4.6★ (107K) | Yes | Yes | Sep 2026 | ||
| 5 | Free | 4.8★ (148K) | Yes | No | Sep 2026 | ||
| 6 | Free | 4.3★ (835) | No | Yes | Sep 2026 | ||
| 7 | Free | 4.6★ (148K) | Yes | Yes | Sep 2026 | ||
| 8 | Free | 4.3★ (5.8K) | Yes | Yes | Sep 2026 |




Engage your abstract thinking with daily logic puzzles. As a scientist, uncover hidden rules by experimenting with colorful slabs to crack codes. Offers a vast archive of challenges and the ability to create and share your own puzzles.






This app provides 15 calculators for estimating concrete, blocks, mortar, rebar, and gravel. It supports various shapes and units, offering material cost estimations for construction projects.






Identify wood species, joinery, and historical styles from a single photo. Get expert repair guides, cut lists, and restoration tips for furniture and woodworking projects. Learn from every grain to elevate your craft.