# Learn Machine Learning vs NPDL Competency Compass

The clearest difference is in-app purchases: NPDL Competency Compass at none against Learn Machine Learning's 1. NPDL Competency Compass also leads on update cadence (every 6 months vs every 16 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Learn Machine Learning sells 1 one-off in-app purchase. NPDL Competency Compass asks for nothing beyond the download.

Learn Machine Learning ships an update every 16 months, NPDL Competency Compass every 6 months. The most recent releases landed on September 17, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Learn Machine Learning | NPDL Competency Compass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 6 months** |
| Size | 29 MB | 34 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ghumman Tech LLC](https://appshunter.io/developer/1671347750) | [eKadence Learning Foundation](https://appshunter.io/developer/1720003818) |

## What reviewers say

### Learn Machine Learning

[App page](https://appshunter.io/ios/app/learn-machine-learning/id6446439362)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $9.99 | one-time |


### NPDL Competency Compass

[App page](https://appshunter.io/ios/app/npdl-competency-compass/id6751198110)

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

**In-app purchases:** none


## Frequently asked questions

### Is Learn Machine Learning free?

Learn Machine Learning is free to download, with in-app purchases available.

### Is NPDL Competency Compass free?

NPDL Competency Compass is free to download, with no in-app purchases.

### Do Learn Machine Learning or NPDL Competency Compass have ads?

Neither Learn Machine Learning nor NPDL Competency Compass shows ads.

### Which is updated more often, Learn Machine Learning or NPDL Competency Compass?

Learn Machine Learning ships an update every 16 months, and NPDL Competency Compass every 6 months. Most recently, Learn Machine Learning was updated on September 17, 2026 and NPDL Competency Compass on September 26, 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.*