# Sagitto vs PQvision

The clearest difference is update cadence: Sagitto at every 3 months against PQvision's every 15 months. Sagitto also leads on iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Sagitto ships an update every 3 months, PQvision every 15 months. The most recent releases landed on September 21, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | Sagitto | PQvision |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pqvision/id6466556400/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 15 months |
| Monetization | Free | Free |
| Size | 14 MB | 6 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sagitto Limited](https://appshunter.io/developer/1111791642) | [Tci, LLC](https://appshunter.io/developer/1707466407) |

## What reviewers say

### Sagitto

[App page](https://appshunter.io/ios/app/sagitto/id1111791644)

This app enables users to perform laboratory-grade spectral analysis using a portable, handheld device. It leverages AI and machine learning to build predictive models from your data, helping businesses manage raw material variability and make informed decisions on the spot.

**Highlights:** Handheld laboratory-grade spectrometer, AI-powered predictive modeling, Machine learning algorithms, Cloud-based data storage, On-the-spot material analysis, iOS device control

**Features:** macOS Compatibility

**In-app purchases:** none


### PQvision

[App page](https://appshunter.io/ios/app/pqvision/id6466556400)

Monitor and control your TCI Harmonic Filter remotely with real-time data and insights. This app connects to your device for waveform graphing, alert management, and operational adjustments, enhancing industrial efficiency and minimizing downtime.

**Highlights:** Real-time waveform and spectrum graphing, Harmonic filter setpoint and feedback access, Manage and save alert settings, Remote device reboot/reset, Over-the-air PQconnect Board settings management, Smart Unlock for access level changes

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sagitto free?

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

### Is PQvision free?

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

### Do Sagitto or PQvision have ads?

Neither Sagitto nor PQvision shows ads.

### Which is updated more often, Sagitto or PQvision?

Sagitto ships an update every 3 months, and PQvision every 15 months. Most recently, Sagitto was updated on September 21, 2026 and PQvision on September 15, 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.*