# Temperature Log, BTTracker vs AION TempShield

The clearest difference is ads: AION TempShield at none against Temperature Log, BTTracker's shown. AION TempShield also leads on rating (4.5 vs 4.0) and monetization model (free vs ad-supported). Temperature Log, BTTracker's advantage is ratings volume (41 vs 6) and iOS requirement (11.0 vs 13.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AION TempShield holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Temperature Log, BTTracker has 41 ratings behind it against 6, so its average is the more settled of the two.

## The numbers

| Metric | Temperature Log, BTTracker | AION TempShield |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (41 ratings)](https://appshunter.io/ios/app/temperature-log-bttracker/id1549841921/reviews) | **[4.5 (6 ratings)](https://appshunter.io/ios/app/aion-tempshield/id1605962988/reviews)** |
| Number of ratings | **41** | 6 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 5 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 24 MB | 30 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Lisfee, Inc.](https://appshunter.io/developer/1146331015) | [Aion Biosystems, Inc.](https://appshunter.io/developer/1383523695) |

## What reviewers say

### Temperature Log, BTTracker

[App page](https://appshunter.io/ios/app/temperature-log-bttracker/id1549841921)

Record and log body temperature data using a simple slider interface. Store your temperature readings in a database for easy tracking and review.

**Highlights:** Record body temperature data, Slider interface for input, Database storage, User-friendly tracking

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### AION TempShield

[App page](https://appshunter.io/ios/app/aion-tempshield/id1605962988)

Continuously monitor patient body temperature with this app, designed for remote care. It automatically records readings every 5 minutes and securely transmits them to healthcare providers. Track history, add manual readings, and report symptoms for better patient outcomes.

**Highlights:** Continuous remote temperature monitoring, Automatic readings every 5 minutes, 7-day temperature history, Symptom and activity reporting, HIPAA-compliant data transmission, Long-term wear up to 90 days

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Temperature Log, BTTracker free?

Temperature Log, BTTracker is free to download, with no in-app purchases.

### Is AION TempShield free?

AION TempShield is free to download, with no in-app purchases.

### Which has better reviews, Temperature Log, BTTracker or AION TempShield?

AION TempShield is rated higher. Temperature Log, BTTracker averages 4.0 out of 5 from 41 ratings, while AION TempShield averages 4.5 from 6 ratings.

### Do Temperature Log, BTTracker or AION TempShield have ads?

Temperature Log, BTTracker shows ads; AION TempShield does not.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*