Radiant Forehead bat vs SAT Messenger
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Radiant Forehead bat
This utility app works with a specific infrared thermometer to measure forehead temperature. It connects via the phone's jack and provides readings within seconds for quick health monitoring.
- Forehead temperature measurement
- Works with infrared thermometer TMS
- Connects via phone jack
- Quick scanning function
- Real-time temperature readings
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This APP is an infrared application of taking forehead temperature, it must be used with an infrared thermometer TMS ( please refer to http://www.radiantek.com.tw/products/tms.asp ). TMS with phone jack plug can be connected with the phone jack of iPhone , and then use the APP to take temperature. Make the thermometer within 1 cm from the central forehead and press the "SCAN" button on the screen of iPhone to get the forehead measurement. The time consuming for measurement might be 1 second.
SAT Messenger
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Satellite Messenger is a personal satellite communication and location-tracking device app.It provides global satellite coverage in all regions except the North and South Poles. The app supports two-way satellite text messaging, one-touch SOS emergency alerts, location sharing, weather updates, and route tracking, making it a reliable companion for outdoor adventures and remote travel.
Screenshots
Verdict
The clearest difference is iOS requirement: Radiant Forehead bat at 8.0 against SAT Messenger's 15.0. On price, update cadence, ads and in-app purchases 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.
Radiant Forehead bat ships an update every 3 weeks, SAT Messenger every 2 weeks. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.
| Parameter | Radiant Forehead bat | SAT Messenger |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 31 MB | 51 MB |
| Age rating | 4+ | 17+ |
| Developer | RADIANT INNOVATION INC. | phwy |
In-app purchases
Radiant Forehead bat
No in-app purchases
SAT Messenger
No in-app purchases
Questions
Is Radiant Forehead bat free?
Is SAT Messenger free?
Do Radiant Forehead bat or SAT Messenger have ads?
Which is updated more often, Radiant Forehead bat or SAT Messenger?
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