# API vs Shepherd LMS

The clearest difference is update cadence: Shepherd LMS at every 2 days against API's every 15 months. Shepherd LMS also leads on iOS requirement (13.0 vs 16.4). 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.

API ships an update every 15 months, Shepherd LMS every 2 days. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | API | Shepherd LMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 2 days** |
| Size | 53 MB | 25 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MERGE DMCC](https://appshunter.io/developer/1547074457) | [Shepherd Technologies](https://appshunter.io/developer/1441460017) |

## What reviewers say

### API

[App page](https://appshunter.io/ios/app/api-training/id6745800034)

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

**In-app purchases:** none


### Shepherd LMS

[App page](https://appshunter.io/ios/app/shepherd-lms/id6747309003)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is API free?

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

### Is Shepherd LMS free?

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

### Do API or Shepherd LMS have ads?

Neither API nor Shepherd LMS shows ads.

### Which is updated more often, API or Shepherd LMS?

API ships an update every 15 months, and Shepherd LMS every 2 days. Most recently, API was updated on October 6, 2026 and Shepherd LMS on October 10, 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.*