LOG vs bluTag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LOG
Monitor time, temperature, and humidity during product distribution. This app helps ensure your cold chain integrity by providing real-time tracking data.
- Time tracking
- Temperature monitoring
- Humidity tracking
- Distribution channel analysis
- Cold chain integrity
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Track time, temperature and humidity throughout your distribution channel with the LOG-IC 360 BT App.
bluTag
Access temperature measurements from Blulog TLDL NFC dataloggers using your smartphone's NFC capabilities. View and retrieve data directly from the devices.
- Read temperature data
- NFC datalogger access
- Smartphone integration
- Data retrieval
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bluTag is the iPhone app for Blulog NFC temperature and humidity data loggers. Hold the phone against a logger to read it, program a recording, and send the measurements to BluConsole. It is built for cold chain, transport, warehousing, laboratories and quality teams that need a temperature history they can check on site and store in the cloud. What you can do • Read a logger over NFC • Start, restart and stop a recording • Program one logger or a series of loggers with the same settings • Review temperature, humidity and probe channels, including threshold breaches and charts • See where the logger was read, on a map • Save programming profiles: measurement period, end date and temperature limits • Download a PDF measurement report and the logger calibration certificate • Share results as PDF, CSV or XLSX, and open them from the Files app • Upload measurements to BluConsole, and retry automatically if the network drops • Keep a local audit trail of scans and writes, then send pending logs to BluConsole • Run a technical NFC reading that sends the full memory to BluConsole for analysis • Use the app in English, French or Polish • Set the temperature unit and your BluConsole account
Screenshots
Verdict
The clearest difference is rating: LOG at 5.0 against bluTag's 3.3. LOG also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (12.0 vs 17.0). On price, ratings volume, 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.
LOG holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 4 respectively.
LOG ships an update every 3 weeks, bluTag every 2 months. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.
| Parameter | LOG | bluTag |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | 3.3 (4 ratings) |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | 3 | 4 — better |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 30 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | American Thermal instruments, Inc. | Blulog Sp. Z o.o. |
Customer experience
LOG
bluTag
In-app purchases
LOG
No in-app purchases
bluTag
No in-app purchases









