Everspring GSM vs RST Scope
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Everspring GSM
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With this app you can now have remote access to the Everspring GSM alarm system from your smartphone. You can set your alarm system to Arm/Partial Arm/Disarm easily and receive alert messages on your smartphone when events occur. Feature -Arm/ PartArm/ Disarm the alarm system remotely -System setting -Set and receive RFID notifications -System status checking -Speed dial phone numbers setting Simply log in with host number and password to start controlling your GSM alarm system.
RST Scope
This utility app provides spectrum scope and waterfall displays for amateur radio operators. It enhances radios lacking these features by analyzing microphone input, allowing for clear distinction of Morse code and detailed audio frequency visualization.
- Spectrum scope and waterfall display
- Morse code distinction via FFT
- Adjustable waterfall speed
- Adjustable audio input level
- Switchable display band (wide/narrow)
- Display pause function
- Recording and playback of input sound
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This is an app for amateur radio operators with a narrow band of audio frequency, spectrum scope & waterfall display. You can get a rich display by microphone inputting the speaker output of a radio that does not have a spectrum scope or waterfall function. The FFT allows you to distinguish between the dot and dash of Morse code. [function] 1. Ability to change the speed of the waterfall 2. Ability to adjust the level of audio input 3. Function to switch the display band between wide and narrow 4. Display pause function (pause / cancel by touching the screen) 5. Function to switch the cross hatch ON / OFF by longTap 6. Frequency resolution is fixed at 40Hz. 7. Function to switch the USB/LSB by Left/Right Swipe 8.Recording/Playback function of Input Sound RST Scope(Free) https://www.youtube.com/watch?v=1s9RvOFp52g
Screenshots
Verdict
The clearest difference is ads: Everspring GSM at none against RST Scope's shown. Everspring GSM also leads on iOS requirement (12.1 vs 15.6). RST Scope's advantage is update cadence (every 3 days vs every 2 months). On price, in-app purchases and device support 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.
Everspring GSM ships an update every 2 months, RST Scope every 3 days. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.
| Parameter | Everspring GSM | RST Scope |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 months | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 4 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Everspring Inc Co.. Ltd. | koji kamogawa |
In-app purchases
Everspring GSM
No in-app purchases
RST Scope
No in-app purchases
Questions
Is Everspring GSM free?
Is RST Scope free?
Do Everspring GSM or RST Scope have ads?
Which is updated more often, Everspring GSM or RST Scope?
Other comparisons
