# Chemistry: F1 - F4 Handbook.

> Taken from the public Google Play listing. Every figure below carries the date it was updated.
> Nothing is modelled or estimated. A new collection starts at 00:00 UTC daily and takes several hours; an individual app's reading lands at some point inside that window.

Source page: https://appcurves.com/app/chemistry-f1-f4-handbook

- Package: `cbc.resources.teachersarena.handbook_chemistryform1_form4kcsenotes`
- Developer: Ndovu ni kuu
- Category: Education
- Platform: Android (Google Play)
- Released: Feb 19, 2022
- Lifetime downloads: 112,596 (updated 2026-08-25)
- What the store shows instead: 100,000+
- Rating: the listing no longer shows one (last published 4.31 on 2026-09-14)
- Downloads added: 52 on 2026-08-25
- Readings kept: 12 (2026-08-05 → 2026-08-25)

### Latest readings

| Date (UTC) | Lifetime downloads | Added |
|---|---:|---:|
| 2026-08-19 | 112,253 | — |
| 2026-08-20 | 112,347 | +94 |
| 2026-08-21 | 112,351 | +4 |
| 2026-08-22 | 112,417 | +66 |
| 2026-08-23 | 112,486 | +69 |
| 2026-08-24 | 112,544 | +58 |
| 2026-08-25 | 112,596 | +52 |

Showing the latest 7 of 12 readings. Signed-in followers see the full curve from the day they followed.

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Site last completed a reading on 2026-09-22. AppCurves is not real-time.
When citing, include the reading date. https://appcurves.com/faq answers where the figure comes from.