A reference guide for proper waste sorting in specific Chinese cities. It currently supports Shanghai and Wuxi, with more locations planned for future updates.
Shift: Zero Sorting Guide by University of Waterloo


250+ iOS apps & games curated and reviewed
From beginner-friendly picks to power-user tools, our sorting guide list covers 250+ iPhone apps and games updated through November 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Nov 2026 | ||
| 2 | Free | 4.0★ (1) | No | No | May 2026 | ||
| 3 | Free | 3.5★ (2) | No | Yes | Nov 2026 | ||
| 4 | Free | 4.7★ (51) | Yes | Yes | Nov 2026 | ||
| 5 | Free | 4.8★ (8.5M) | Yes | Yes | Nov 2026 | ||
| 6 | Free | 1.0★ (1) | Yes | No | Oct 2026 | ||
| 7 | Free | 3.0★ (1) | No | No | May 2026 | ||
| 8 | Free | 4.7★ (6.7K) | Yes | Yes | Nov 2026 |





A reference guide for proper waste sorting in specific Chinese cities. It currently supports Shanghai and Wuxi, with more locations planned for future updates.






Instantly identify items and learn how to dispose of them correctly in Japan. Get collection schedules, smart reminders, and find nearby recycling points. Designed for expats and tourists.