# Austa Solar vs Techacs Interno

The clearest difference is update cadence: Techacs Interno at monthly against Austa Solar's every 8 months. 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.

Austa Solar ships an update every 8 months, Techacs Interno monthly. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Austa Solar | Techacs Interno |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Size | 66 MB | 37 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ningbo Osda Solar Co., Ltd.](https://appshunter.io/developer/1696929762) | [Kauan Almeida](https://appshunter.io/developer/1837602264) |

## What reviewers say

### Austa Solar

[App page](https://appshunter.io/ios/app/austa-solar/id6451139834)

**In-app purchases:** none


### Techacs Interno

[App page](https://appshunter.io/ios/app/techacs-interno/id6766320745)

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

**In-app purchases:** none


## Frequently asked questions

### Is Austa Solar free?

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

### Is Techacs Interno free?

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

### Do Austa Solar or Techacs Interno have ads?

Neither Austa Solar nor Techacs Interno shows ads.

### Which is updated more often, Austa Solar or Techacs Interno?

Austa Solar ships an update every 8 months, and Techacs Interno monthly. Most recently, Austa Solar was updated on October 11, 2026 and Techacs Interno on October 7, 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.*