# Observo vs Pfefferlé

The clearest difference is update cadence: Observo at every 3 weeks against Pfefferlé's every 11 months. Observo also leads on iOS requirement (9.0 vs 15.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Observo ships an update every 3 weeks, Pfefferlé every 11 months. The most recent releases landed on September 14, 2026 and May 18, 2026 respectively.

## The numbers

| Metric | Observo | Pfefferlé |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 11 months |
| Size | 174 MB | 169 MB |
| Requires iOS | **9.0** | 15.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Unit Solutions AG](https://appshunter.io/developer/639539274) | [Pfefferle & Cie SA](https://appshunter.io/developer/1565492390) |

## What reviewers say

### Observo

[App page](https://appshunter.io/ios/app/observo/id1017780435)

**In-app purchases:** none


### Pfefferlé

[App page](https://appshunter.io/ios/app/pfefferle/id1565492388)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Observo free?

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

### Is Pfefferlé free?

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

### Do Observo or Pfefferlé have ads?

Neither Observo nor Pfefferlé shows ads.

### Which is updated more often, Observo or Pfefferlé?

Observo ships an update every 3 weeks, and Pfefferlé every 11 months. Most recently, Observo was updated on September 14, 2026 and Pfefferlé on May 18, 2026.

---

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