# Bluematic vs Wattr

The clearest difference is update cadence: Wattr at every 5 days against Bluematic's every 2 weeks. 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.

Bluematic ships an update every 2 weeks, Wattr every 5 days. The most recent releases landed on August 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Bluematic | Wattr |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Size | 107 MB | 58 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Blue drops](https://appshunter.io/developer/1682044564) | [Sempl](https://appshunter.io/developer/1705892374) |

## What reviewers say

### Bluematic

[App page](https://appshunter.io/ios/app/bluematic/id6447632432)

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

**In-app purchases:** none


### Wattr

[App page](https://appshunter.io/ios/app/wattr/id6465175618)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Bluematic free?

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

### Is Wattr free?

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

### Do Bluematic or Wattr have ads?

Neither Bluematic nor Wattr shows ads.

### Which is updated more often, Bluematic or Wattr?

Bluematic ships an update every 2 weeks, and Wattr every 5 days. Most recently, Bluematic was updated on August 23, 2026 and Wattr on September 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.*