# Filtroscope vs Physics Handbook

The clearest difference is in-app purchases: Filtroscope at none against Physics Handbook's 3. Filtroscope also leads on update cadence (daily vs every 3 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Physics Handbook sells 3 in-app purchases, starting at $1.99 per month. Filtroscope asks for nothing beyond the download.

Filtroscope ships an update daily, Physics Handbook every 3 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Filtroscope | Physics Handbook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 3 days |
| Size | 12 MB | 36 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Roy](https://appshunter.io/developer/6780095310) | [Oleg Korunov](https://appshunter.io/developer/6811071409) |

## What reviewers say

### Filtroscope

[App page](https://appshunter.io/ios/app/filtroscope/id6780152202)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Physics Handbook

[App page](https://appshunter.io/ios/app/physics-handbook-formulas/id6811815476)

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Physics Pro — Monthly | $1.99 | per month |
| Physics Pro — Yearly | $9.99 | per year |
| Physics Pro — Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Filtroscope free?

Filtroscope is free to download, with no in-app purchases.

### Is Physics Handbook free?

Physics Handbook is free to download, with in-app purchases available.

### Do Filtroscope or Physics Handbook have ads?

Neither Filtroscope nor Physics Handbook shows ads.

### Which is updated more often, Filtroscope or Physics Handbook?

Filtroscope ships an update daily, and Physics Handbook every 3 days. Most recently, Filtroscope was updated on October 25, 2026 and Physics Handbook on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*