# Solar Potential Tracker vs Daily Angle

The clearest difference is ads: Daily Angle at none against Solar Potential Tracker's shown. Solar Potential Tracker's advantage is update cadence (every 4 weeks vs every 3 months) and iOS requirement (13.0 vs 16.4). 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.

Solar Potential Tracker ships an update every 4 weeks, Daily Angle every 3 months. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Solar Potential Tracker | Daily Angle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 3 months |
| Size | 67 MB | 28 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zia Ur Rahman](https://appshunter.io/developer/1529429081) | [Sebastian Kuehner](https://appshunter.io/developer/6787759560) |

## What reviewers say

### Solar Potential Tracker

[App page](https://appshunter.io/ios/app/solar-potential-tracker/id6769672233)

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

**In-app purchases:** none


### Daily Angle

[App page](https://appshunter.io/ios/app/daily-angle/id6787759558)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Solar Potential Tracker free?

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

### Is Daily Angle free?

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

### Do Solar Potential Tracker or Daily Angle have ads?

Solar Potential Tracker shows ads; Daily Angle does not.

### Which is updated more often, Solar Potential Tracker or Daily Angle?

Solar Potential Tracker ships an update every 4 weeks, and Daily Angle every 3 months. Most recently, Solar Potential Tracker was updated on October 10, 2026 and Daily Angle on October 12, 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.*