# SolarGrade vs APplus Mobile 3

The clearest difference is iOS requirement: APplus Mobile 3 at 12.2 against SolarGrade's 16. 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.

SolarGrade ships an update fortnightly, APplus Mobile 3 monthly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SolarGrade | APplus Mobile 3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (16 ratings)](https://appshunter.io/ios/app/solargrade/id1563166615/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 109 MB | 114 MB |
| Requires iOS | 16 | **12.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HelioVolta](https://appshunter.io/developer/1720183204) | [Asseco Solutions AG](https://appshunter.io/developer/1477833787) |

## What reviewers say

### SolarGrade

[App page](https://appshunter.io/ios/app/solargrade/id1563166615)

Streamline solar installation and field service with specialized checklists, automated reporting, and issue tracking. This app replaces manual paperwork with georeferenced tagging, photo editing, and project documentation tools.

**Highlights:** Solar-specific checklists, Georeferenced issue tagging, Photo capture and editing, Automated report generation, Offline mode and syncing, Task management and scheduling

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

**In-app purchases:** none


### APplus Mobile 3

[App page](https://appshunter.io/ios/app/applus-mobile-3/id6739133235)

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

**In-app purchases:** none


## Frequently asked questions

### Is SolarGrade free?

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

### Is APplus Mobile 3 free?

APplus Mobile 3 is free to download, with no in-app purchases.

### Do SolarGrade or APplus Mobile 3 have ads?

Neither SolarGrade nor APplus Mobile 3 shows ads.

### Which is updated more often, SolarGrade or APplus Mobile 3?

SolarGrade ships an update fortnightly, and APplus Mobile 3 monthly. Most recently, SolarGrade was updated on November 3, 2026 and APplus Mobile 3 on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*