# i vs AK Sensors

The clearest difference is update cadence: i at every 9 months against AK Sensors's every 18 months. AK Sensors's advantage is iOS requirement (13.0 vs 15.6). On price, ads, 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.

i ships an update every 9 months, AK Sensors every 18 months. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | i | AK Sensors |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 18 months |
| Size | 12 MB | 2 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CO-LUCK ENTERPRISE CO., LTD](https://appshunter.io/developer/1251782804) | [Dalian Actech Co.,Ltd.](https://appshunter.io/developer/1705524710) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-btpsensor/id1506874966)

**Features:** macOS Compatibility

**In-app purchases:** none


### AK Sensors

[App page](https://appshunter.io/ios/app/ak-sensors/id6473148911)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is AK Sensors free?

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

### Do i or AK Sensors have ads?

Neither i nor AK Sensors shows ads.

### Which is updated more often, i or AK Sensors?

i ships an update every 9 months, and AK Sensors every 18 months. Most recently, i was updated on October 25, 2026 and AK Sensors on October 20, 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.*