# NUS Module Planner vs Orientation Week Leiden (OWL)

The clearest difference is ads: Orientation Week Leiden (OWL) at none against NUS Module Planner's shown. NUS Module Planner's advantage is update cadence (weekly vs every 4 months) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NUS Module Planner ships an update weekly, Orientation Week Leiden (OWL) every 4 months. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | NUS Module Planner | Orientation Week Leiden (OWL) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 4 months |
| Size | 21 MB | 47 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Clarence Chng](https://appshunter.io/developer/963958848) | [Zooma B.V.](https://appshunter.io/developer/418861795) |

## What reviewers say

### NUS Module Planner

[App page](https://appshunter.io/ios/app/nus-module-planner/id1633785814)

**Features:** macOS Compatibility

**In-app purchases:** none


### Orientation Week Leiden (OWL)

[App page](https://appshunter.io/ios/app/orientation-week-leiden-owl/id6738985921)

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

**In-app purchases:** none


## Frequently asked questions

### Is NUS Module Planner free?

NUS Module Planner is free to download, with no in-app purchases.

### Is Orientation Week Leiden (OWL) free?

Orientation Week Leiden (OWL) is free to download, with no in-app purchases.

### Do NUS Module Planner or Orientation Week Leiden (OWL) have ads?

NUS Module Planner shows ads; Orientation Week Leiden (OWL) does not.

### Which is updated more often, NUS Module Planner or Orientation Week Leiden (OWL)?

NUS Module Planner ships an update weekly, and Orientation Week Leiden (OWL) every 4 months. Most recently, NUS Module Planner was updated on September 25, 2026 and Orientation Week Leiden (OWL) on September 19, 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.*