Btutu thermometer vs Calleek
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Btutu thermometer
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APP description: 1. Infrared thermometer transmits data to APP via Bluetooth 2.APP and Infrared thermometer display the temperature synchronously 3.APP can switch between Fahrenheit and Celsius 4.APP can view historical temperature data 5. The APP can set the temperature that needs to be warned, once temperature is reached, a bell alarm will be given to the user
Calleek
Connect globally with loved ones and colleagues using advanced international calling. Enjoy low rates, crystal-clear HD voice quality, and top-notch security for calls to over 200 countries. The intuitive design makes staying connected effortless.
- Unbeatable calling rates
- Crystal-clear HD voice quality
- Top-notch security and privacy
- Global reach to over 200 countries
- User-friendly interface
- No hidden fees
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Stay connected with loved ones, friends, and colleagues around the globe using the most advanced international calling app on the market. With our app, you’ll experience: Unbeatable Rates: Enjoy the lowest calling rates, helping you save more while staying connected. Crystal-Clear Quality: Experience HD voice clarity that makes every conversation feel closer, no matter the distance. Top-Notch Security: Your privacy and data are safeguarded with cutting-edge encryption and carrier level security. Global Reach: Call over 200 countries seamlessly, with no hidden fees or surprises. User-Friendly Design: Effortlessly navigate and connect with our intuitive interface. Whether you're making personal or business calls, our app is designed to deliver unmatched value, reliability, and convenience. Download today and redefine the way you connect internationally!
Screenshots
Verdict
The clearest difference is iOS requirement: Btutu thermometer at 9.0 against Calleek's 15.1. 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.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.
| Parameter | Btutu thermometer | Calleek |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 9.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 24 MB | 65 MB |
| Age rating | 4+ | 4+ |
| Developer | 伟才 邓 | Aibillity LLC |
In-app purchases
Btutu thermometer
No in-app purchases
Calleek
No in-app purchases
