# THS For Doctors vs Prim Diet

The clearest difference is update cadence: THS For Doctors at monthly against Prim Diet's every 2 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.

THS For Doctors ships an update monthly, Prim Diet every 2 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | THS For Doctors | Prim Diet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 159 MB | 132 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [DOCSYMEDSY HEALTHTECH PRIVATE LIMITED](https://appshunter.io/developer/1661927515) | [niwiai private limited](https://appshunter.io/developer/1682295085) |

## What reviewers say

### THS For Doctors

[App page](https://appshunter.io/ios/app/ths-for-doctors/id1661927513)

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

**In-app purchases:** none


### Prim Diet

[App page](https://appshunter.io/ios/app/prim-diet/id6496686173)

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

**In-app purchases:** none


## Frequently asked questions

### Is THS For Doctors free?

THS For Doctors is free to download, with no in-app purchases.

### Is Prim Diet free?

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

### Do THS For Doctors or Prim Diet have ads?

Neither THS For Doctors nor Prim Diet shows ads.

### Which is updated more often, THS For Doctors or Prim Diet?

THS For Doctors ships an update monthly, and Prim Diet every 2 months. Most recently, THS For Doctors was updated on October 27, 2026 and Prim Diet on October 30, 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.*