# Instant USGS Earthquake Pro vs Odmaster

The clearest difference is price: Odmaster at Free against Instant USGS Earthquake Pro's $1.99. Odmaster also leads on rating (3.8 vs 2.5) and review sentiment (29% vs 0%). Instant USGS Earthquake Pro's advantage is device support (4 vs 2). On update cadence, ads and in-app purchases there is nothing between them.

Odmaster is free to download; Instant USGS Earthquake Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Odmaster holds the better App Store score, 3.8 against 2.5. That said, the two scores are not equally well evidenced: Odmaster has 1.1K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Instant USGS Earthquake Pro's written reviews are positive against 29% of Odmaster's.

Instant USGS Earthquake Pro ships an update monthly, Odmaster every 3 weeks. The most recent releases landed on November 2, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Instant USGS Earthquake Pro | Odmaster |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/instant-usgs-earthquake-pro/id1084793426/reviews) | **[3.8 (1.1K ratings)](https://appshunter.io/ios/app/odmaster/id1512532413/reviews)** |
| Number of ratings | 2 | **1.1K** |
| Positive reviews | 0.0% of reviews | **28.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 11 MB | 96 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Jufen Chang](https://appshunter.io/developer/1075589996) | [Guangzhou Billion Leiden Electronic Technology Co., Ltd.](https://appshunter.io/developer/1512532412) |

## What reviewers say

### Instant USGS Earthquake Pro

[App page](https://appshunter.io/ios/app/instant-usgs-earthquake-pro/id1084793426)

Get real-time earthquake alerts and NOAA radar imagery. Visualize seismic activity and weather patterns on interactive maps, with customizable color-coded severity levels and 3D viewing options.

**Highlights:** Real-time earthquake alerts, Color-coded severity levels, NOAA radar imagery, Interactive global map, 3D viewing options, Apple Watch integration, Apple TV integration

**Features:** Vision Pro support

**In-app purchases:** none


### Odmaster

[App page](https://appshunter.io/ios/app/odmaster/id1512532413)

This application allows users to program various radio models directly from their mobile phones, eliminating the need for a computer. It offers a convenient and portable solution for radio programming and includes a community feature for sharing content and interacting with other users.

**Highlights:** Program radio with mobile phone, Supports multiple radio models, Convenient and portable programming, Community sharing and interaction, Help Center and direct support

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Convenient mobile programming
- 💡 Helpful community features

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔒 Poor account registration process
- 🔋 High battery drain
- 👎 Unreliable Bluetooth connectivity

**Reported bugs**

- Unable to read or write radio data
- Inconsistent behavior across iOS versions
- Login and account issues

**Requested features**

- Support for more radio models
- Ability to save and load custom channel configurations
- Improved user interface and navigation


## Frequently asked questions

### Is Instant USGS Earthquake Pro free?

Instant USGS Earthquake Pro costs $1.99, with no in-app purchases.

### Is Odmaster free?

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

### Which has better reviews, Instant USGS Earthquake Pro or Odmaster?

Odmaster is rated higher. Instant USGS Earthquake Pro averages 2.5 out of 5 from 2 ratings, while Odmaster averages 3.8 from 1.1K ratings.

### Do Instant USGS Earthquake Pro or Odmaster have ads?

Neither Instant USGS Earthquake Pro nor Odmaster shows ads.

### Which is updated more often, Instant USGS Earthquake Pro or Odmaster?

Instant USGS Earthquake Pro ships an update monthly, and Odmaster every 3 weeks. Most recently, Instant USGS Earthquake Pro was updated on November 2, 2026 and Odmaster on November 11, 2026.

---

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