# Pegasus vs GeoLog

The clearest difference is price: Pegasus at Free against GeoLog's $4.99. Pegasus also leads on iOS requirement (13.0 vs 18.0). GeoLog's advantage is update cadence (every 9 days vs every 3 months). On ads, in-app purchases and device support there is nothing between them.

Pegasus is free to download; GeoLog costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pegasus ships an update every 3 months, GeoLog every 9 days. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Pegasus | GeoLog |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/pegasus/id1441807947/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free | — |
| Size | 107 MB | 1 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nanometrics Inc.](https://appshunter.io/developer/1441807946) | [Digilog Corporation](https://appshunter.io/developer/888040971) |

## What reviewers say

### Pegasus

[App page](https://appshunter.io/ios/app/pegasus/id1441807947)

This application offers a user-friendly interface for managing seismology data from a digital recorder. It is designed for simplicity and high data quality, enabling operators of all experience levels to work efficiently in demanding environments.

**Highlights:** Intuitive interface, Data quality optimization, Ease-of-use, Workflow design, Remote operation

**In-app purchases:** none


### GeoLog

[App page](https://appshunter.io/ios/app/geolog/id1583843735)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pegasus free?

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

### Is GeoLog free?

GeoLog costs $4.99, with no in-app purchases.

### Do Pegasus or GeoLog have ads?

Neither Pegasus nor GeoLog shows ads.

### Which is updated more often, Pegasus or GeoLog?

Pegasus ships an update every 3 months, and GeoLog every 9 days. Most recently, Pegasus was updated on October 2, 2026 and GeoLog on October 7, 2026.

---

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