# Powour vs Sustainability Tracker

The clearest difference is iOS requirement: Sustainability Tracker at 12.4 against Powour's 15.0. 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.

Powour ships an update every 3 weeks, Sustainability Tracker monthly. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Powour | Sustainability Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 61 MB | 20 MB |
| Requires iOS | 15.0 | **12.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [PELO POWR PTY LTD](https://appshunter.io/developer/1673898391) | [SUSTAINABLE CHOICE GROUP PTY LTD](https://appshunter.io/developer/1704926158) |

## What reviewers say

### Powour

[App page](https://appshunter.io/ios/app/powour/id6445805968)

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

**In-app purchases:** none


### Sustainability Tracker

[App page](https://appshunter.io/ios/app/sustainability-tracker/id6463763817)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Powour free?

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

### Is Sustainability Tracker free?

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

### Do Powour or Sustainability Tracker have ads?

Neither Powour nor Sustainability Tracker shows ads.

### Which is updated more often, Powour or Sustainability Tracker?

Powour ships an update every 3 weeks, and Sustainability Tracker monthly. Most recently, Powour was updated on October 6, 2026 and Sustainability Tracker on September 29, 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.*