# Tech NOTE vs Visor Guide

The clearest difference is iOS requirement: Tech NOTE at 11.0 against Visor Guide's 15.1. 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.

## The numbers

| Metric | Tech NOTE | Visor Guide |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 59 MB | 94 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sense 6 Software Limited](https://appshunter.io/developer/561400736) | [AutoAlign AI](https://appshunter.io/developer/1817454861) |

## What reviewers say

### Tech NOTE

[App page](https://appshunter.io/ios/app/tech-note-turn-it-up/id1626230335)

**Features:** macOS Compatibility

**In-app purchases:** none


### Visor Guide

[App page](https://appshunter.io/ios/app/visor-guide/id6755694659)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tech NOTE free?

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

### Is Visor Guide free?

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

### Do Tech NOTE or Visor Guide have ads?

Neither Tech NOTE nor Visor Guide shows ads.

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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.*