HamClock vs Ham Radio Reference
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HamClock
This app provides a clear display of local and UTC time, along with sunrise/sunset and grid square information for amateur radio operators. It features an interactive map to find grid squares and displays the gray line. Optimized for both phone and watch, it's a useful tool for ham radio enthusiasts.
- Local and UTC time display
- Sunrise/sunset times
- Grid square locator
- Interactive grid square map
- Gray line display
- Watch compatibility
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HamClock is a handy clock with features for amateur radio operators! One screen shows your local time in 12H and 24H format along with UTC in large, easy to read text. If your location is available, your grid square, local sunrise and sunset are also displayed. An interactive grid square map lets you find the grid square for any location, and displays the current gray line. Flip to landscape mode for a larger UTC time display. Great for keeping track of things while operating. On your watch, you can also quickly display your grid square and location. HamClock is great for finding your grid square while traveling, or use it as a handy clock in your shack.
Ham Radio Reference
Access essential amateur radio information on the go. Quickly find Q signals, grid squares, band plans, Morse code, and phonetic alphabets. Includes electronic formulas and calculators for common radio calculations.
- US & Canadian Amateur Band Limits
- Country Codes
- Band Plans (ARRL, ARC, IARU)
- Q Codes
- Grid Square and Location
- Morse Code
- Electronic Formulas and Calculators
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Did you hear a Q signal that you didn’t know? Want to find the local grid square? With this reference, you can not only find these, but also have quick, easy access to the following: US & Canadian Amateur Band Limits Country Codes Band Plans (ARRL, ARC, IARU 1, 2, 3) Radiogram Numbered Messages Grid Square and Location Q Codes Local and UTC Time The RST System Morse Code The Phonetic Alphabet Unit Abbreviations Metric Prefixes In addition there are 16 useful electronic formulas with their own calculator that can be used for dB v. Power calculations, frequency v. wavelength, Ohm’s law and more! The programmers at SnecaDev (also hams) value your input and suggestions and want to continue to improve our products. You can use the Contact option in the app to send your ideas to us. Thank you for your continued support!
Screenshots
Verdict
The clearest difference is rating: Ham Radio Reference at 3.8 against HamClock's 3.0. Ham Radio Reference also leads on update cadence (every 3 weeks vs every 4 months) and review sentiment (69% vs 48%). HamClock's advantage is price ($0.99 vs $1.99). On ratings volume, 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
HamClock costs $0.99 and Ham Radio Reference $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Ham Radio Reference holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 24 and 15 respectively. Written reviews point the same way: 48% of HamClock's written reviews are positive against 69% of Ham Radio Reference's.
HamClock ships an update every 4 months, Ham Radio Reference every 3 weeks. The most recent releases landed on September 19, 2026 and August 31, 2026 respectively.
| Parameter | HamClock | Ham Radio Reference |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | 3.0 (24 ratings) | 3.8 (15 ratings) — better |
| Positive reviews | 47.8% of reviews | 68.8% of reviews — better |
| Number of ratings | 24 — better | 15 |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | — | #197 — better |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 13.4 | 10.1 — better |
| Further details — not scored | ||
| Size | 1 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Ben Sinclair | SnecaDev |
Customer experience
HamClock
Ham Radio Reference
In-app purchases
HamClock
No in-app purchases
Ham Radio Reference
No in-app purchases
