# Instrumentation Monthly vs HHT

The clearest difference is update cadence: HHT at every 2 weeks against Instrumentation Monthly'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.

Instrumentation Monthly ships an update every 7 months, HHT every 2 weeks. The most recent releases landed on November 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Instrumentation Monthly | HHT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Size | 29 MB | 65 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Datateam Business Media Ltd](https://appshunter.io/developer/531755760) | [Oyslans Forecourt Engineering Ltd](https://appshunter.io/developer/1678477422) |

## What reviewers say

### Instrumentation Monthly

[App page](https://appshunter.io/ios/app/instrumentation-monthly/id885093967)

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

**In-app purchases:** none


### HHT

[App page](https://appshunter.io/ios/app/hht/id6447559207)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Instrumentation Monthly free?

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

### Is HHT free?

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

### Do Instrumentation Monthly or HHT have ads?

Neither Instrumentation Monthly nor HHT shows ads.

### Which is updated more often, Instrumentation Monthly or HHT?

Instrumentation Monthly ships an update every 7 months, and HHT every 2 weeks. Most recently, Instrumentation Monthly was updated on November 1, 2026 and HHT on October 25, 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.*