HamAlert vs Odmaster
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HamAlert
Receive instant push notifications for desired amateur radio contacts. Filter alerts by various criteria like callsign, band, mode, and location. Stay updated on DX spots from multiple sources.
- Push notifications for desired stations
- Filter spots by DXCC, callsign, and location
- Support for Reverse Beacon Network, SOTAwatch, DX cluster, PSK Reporter
- Filter by band, mode, and time
- Filter by spotter callsign and DXCC
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This app is a companion to the HamAlert web site (hamalert.org) and lets you receive push notifications from HamAlert. HamAlert is a system that allows amateur radio operators to get notifications when a desired station appears on the Reverse Beacon Network, SOTAwatch, the DX cluster or PSK Reporter. Spots can be filtered by various criteria, including: • DXCC (both actual and callsign home DXCC) • Callsign • Island reference • Summit reference • Park reference • CQ zone • Continent • Band • Mode • Time and days of week • Source • Spotter callsign and DXCC
Odmaster
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.
- Program radio with mobile phone
- Supports multiple radio models
- Convenient and portable programming
- Community sharing and interaction
- Help Center and direct support
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• Use Odmaster to program your radio faster and easier. Multiple radio models are set in the application. At the same time, you can share interesting content on the community page. Bring you a different experience! • • Program radio • (Tips：this function requires a Bluetooth programmer device) • • Program radio with mobile phone instead of computer easily • • Program radio conveniently, anytime and anywhere • • Program multiple models of radios • • Remote programming radio when you don’t know how to program • • Social function • • Can post something interesting on it • • Give someone a like • • Make comments on others posts • • Help&Support • • If you have any problems during using App, you can find the answers in Help Center, or contact us. • • ► Get some programming information in our YouTube website: • https://www.youtube.com/channel/UCW5VMOpgmTdUQq5ZqyIL2hA/videos • ► Contact detail: E-mail: odmaster@tid-china.com • ► Online manual:https://bit.ly/tidmanual
Screenshots
Verdict
The clearest difference is review sentiment: HamAlert at 70% against Odmaster's 29%. HamAlert also leads on rating (4.2 vs 3.8). Odmaster's advantage is update cadence (every 3 weeks vs every 4 months) and ratings volume (1.1K vs 29). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
HamAlert holds the better App Store score, 4.2 against 3.8. That said, the two scores are not equally well evidenced: Odmaster has 1.1K ratings behind it against 29, so its average is the more settled of the two. Written reviews point the same way: 70% of HamAlert's written reviews are positive against 29% of Odmaster's.
HamAlert ships an update every 4 months, Odmaster every 3 weeks. The most recent releases landed on September 17, 2026 and September 24, 2026 respectively.
| Parameter | HamAlert | Odmaster |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (29 ratings) — better | 3.8 (1.1K ratings) |
| Positive reviews | 70.0% of reviews — better | 29.1% of reviews |
| Number of ratings | 29 | 1.1K — better |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 14.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 96 MB |
| Age rating | 4+ | 17+ |
| Developer | Manuel Kasper | Guangzhou Billion Leiden Electronic Technology Co., Ltd. |
Customer experience
HamAlert
Odmaster
Bugs and requests
HamAlert
Not enough reviews yet to summarise bugs or requests.
Odmaster
Reported bugs
3 issues- Unable to read or write radio data
- Inconsistent behavior across iOS versions
- Login and account issues
Requested features
3 requests- Support for more radio models
- Ability to save and load custom channel configurations
- Improved user interface and navigation
In-app purchases
HamAlert
No in-app purchases
Odmaster
No in-app purchases
