# BTR_OCC vs T

The clearest difference is iOS requirement: BTR_OCC at 12.0 against T's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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 every 2 months. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | BTR_OCC | T |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 22.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 15 MB | 17 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [acv](https://appshunter.io/developer/1240641582) | [江波 夏](https://appshunter.io/developer/895730400) |

## What reviewers say

### BTR_OCC

[App page](https://appshunter.io/ios/app/btr-occ/id1407539259)

**Features:** macOS Compatibility

**In-app purchases:** none


### T

[App page](https://appshunter.io/ios/app/t-sensor/id1457423534)

This app connects to nearby Bluetooth temperature sensors to display readings for temperature, humidity, air pressure, and altitude. It presents this data in both list and graph formats for easy monitoring.

**Highlights:** Scans nearby Bluetooth temperature sensors, Displays temperature, humidity, air pressure, altitude, Data presented in list view, Data presented in graph view, Connects to multiple sensor types

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

**In-app purchases:** none


## Frequently asked questions

### Is BTR_OCC free?

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

### Is T free?

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

### Do BTR_OCC or T have ads?

Neither BTR_OCC nor T shows ads.

### Which is updated more often, BTR_OCC or T?

BTR_OCC ships an update every 2 months, and T every 2 months. Most recently, BTR_OCC was updated on September 29, 2026 and T on October 3, 2026.

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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.*