HAM Tech, General, Extra vs RST SEAL
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HAM Tech, General, Extra
Prepare for your amateur radio operator certification with this comprehensive study aid. It offers section-by-section learning and an exam generator, complete with relevant images and figures to help you master the material and pass your tests.
- Section-by-section study modules
- Built-in exam generator
- Includes pictures and figures for questions
- Practice tests for certification
- Learning aid for radio amateurs
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3 in 1! For all prospective Radio Amateur Operators looking to get their certification. Each type of license can be studied by section, or tested upon with the built in exam generator. Pictures and figures are also included for the questions where applicable. Practice makes perfect! Amateur Radio Certification can be tough to achieve. This app is a great tool and learning aid to get you to that finish line.
RST SEAL
Practice simulated radio communications for ham radio beginners. Select various QSO elements like callsigns, names, and locations to train your listening and typing skills. Adjust frequency, speed, and volume for a personalized learning experience.
- Simulated QSO communication
- Randomized QSO elements (Call, RST, Name, QTH)
- Adjustable frequency, speed, and volume
- Noise (QRN) ON/OFF
- Entity selection (W/W, JA, US)
- Fuzzy keying option
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This app is a CW QSO Trainer App for CW beginner of Ham Radio. You can select various information from CALL, RST, Name, QTH, Rig/Ant and Age/WX by random. This allows you to experience the actual QSO communication content in a simulated manner. Default OP Name is "OM", please touch/input your Name by software keyboard. Start with the "START" button. Repeat the previous with the "AGAIN" button. Check the FREQ SPEED and VOL the "VVV" button. [CheckBox] CALL: You will hear a Callsign, enter the callsign and press Enter. RST: You will hear the RST Report, enter the Report and press Enter. NAME: You will hear the OP Name, enter the Name and press Enter. QTH: You will hear the QTH of OP, enter the QTH and press Enter. RIG/ANT: You will hear the Rig or Antenna of OP, enter the Rig/Antenna and press Enter. AGE/WX: You will hear the Age or WX(Weather) of OP, enter the Age/WX and press Enter. QRN: GRN is ON/OFF of the background Signal Noise. Entity: You can choose W/W, JA or US. FuzKey: Fuzzy Keying like a Straight Key. [Slider] FREQ.: You can choose the tone of CW. SPEED: You can choose the speed of CW. VOL.: You can choose the sound level of CW. [Demo Video URL] https://youtu.be/fcRPz94sga8 Supported keyboard input from Apple Silicon Mac. [Support Key] A-Z, 0-9, / Enter:return BS:delete START:UpArrow AGN:DownArrow LEFT:LeftArrow RIGHT:RightArrow
Screenshots
Verdict
The clearest difference is price: RST SEAL at Free against HAM Tech, General, Extra's $4.99. RST SEAL also leads on update cadence (every 3 weeks vs every 4 months). HAM Tech, General, Extra's advantage is ads (none vs shown) and review sentiment (57% vs 33%). On rating, in-app purchases, device support and iOS requirement 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
RST SEAL is free to download; HAM Tech, General, Extra costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.5 for HAM Tech, General, Extra against 4.5 for RST SEAL. That said, the two scores are not equally well evidenced: HAM Tech, General, Extra has 60 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 57% of HAM Tech, General, Extra's written reviews are positive against 33% of RST SEAL's.
HAM Tech, General, Extra ships an update every 4 months, RST SEAL every 3 weeks. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.
| Parameter | HAM Tech, General, Extra | RST SEAL |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | 4.5 (60 ratings) | 4.5 (2 ratings) |
| Positive reviews | 57.1% of reviews — better | 33.3% of reviews |
| Number of ratings | 60 — better | 2 |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | Ad-supported — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 12 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Ryan Gilchrist | koji kamogawa |
Customer experience
HAM Tech, General, Extra
RST SEAL
In-app purchases
HAM Tech, General, Extra
No in-app purchases
RST SEAL
No in-app purchases
Questions
Is HAM Tech, General, Extra free?
Is RST SEAL free?
Which has better reviews, HAM Tech, General, Extra or RST SEAL?
Do HAM Tech, General, Extra or RST SEAL have ads?
Which is updated more often, HAM Tech, General, Extra or RST SEAL?
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