# VIAVI Mobile Tech vs Thetis Tools

The clearest difference is update cadence: VIAVI Mobile Tech at every 3 months against Thetis Tools's every 7 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.

VIAVI Mobile Tech ships an update every 3 months, Thetis Tools every 7 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | VIAVI Mobile Tech | Thetis Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (6 ratings)](https://appshunter.io/ios/app/viavi-mobile-tech/id1313519597/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | — |
| Size | 58 MB | 50 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VIAVI Solutions Inc.](https://appshunter.io/developer/505552642) | [Thetis srl](https://appshunter.io/developer/397584184) |

## What reviewers say

### VIAVI Mobile Tech

[App page](https://appshunter.io/ios/app/viavi-mobile-tech/id1313519597)

This app automates test instrument synchronization and data backup for technicians. It provides on-demand access to manuals, training, and support, while enhancing test results with geolocation. Reports can be easily downloaded and shared.

**Highlights:** Automated synchronization with StrataSync, Cloud backup of test results, On-demand access to manuals and training, Geolocation data for test results, File manager for report download and sharing, Remote viewing of test instrument interfaces

**Features:** Vision Pro support

**In-app purchases:** none


### Thetis Tools

[App page](https://appshunter.io/ios/app/thetis-tools/id1460268980)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VIAVI Mobile Tech free?

VIAVI Mobile Tech is free to download, with no in-app purchases.

### Is Thetis Tools free?

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

### Do VIAVI Mobile Tech or Thetis Tools have ads?

Neither VIAVI Mobile Tech nor Thetis Tools shows ads.

### Which is updated more often, VIAVI Mobile Tech or Thetis Tools?

VIAVI Mobile Tech ships an update every 3 months, and Thetis Tools every 7 months. Most recently, VIAVI Mobile Tech was updated on October 24, 2026 and Thetis Tools on October 26, 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.*