# Offline Compass Altimeter vs NS Needle

Offline Compass Altimeter and NS Needle are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | Offline Compass Altimeter | NS Needle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 4 MB | 17 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [栋梁 刘](https://appshunter.io/developer/1888110676) | [古祥 韩](https://appshunter.io/developer/1592870393) |

## What reviewers say

### Offline Compass Altimeter

[App page](https://appshunter.io/ios/app/offline-compass-altimeter/id6762721848)

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

**In-app purchases:** none


### NS Needle

[App page](https://appshunter.io/ios/app/ns-needle-offline-compass/id6807026559)

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

**In-app purchases:** none


## Frequently asked questions

### Is Offline Compass Altimeter free?

Offline Compass Altimeter is free to download, with no in-app purchases.

### Is NS Needle free?

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

### Do Offline Compass Altimeter or NS Needle have ads?

Neither Offline Compass Altimeter nor NS Needle shows ads.

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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.*