# WILL vs Neck Saver

The clearest difference is in-app purchases: WILL at none against Neck Saver's 3. WILL also leads on iOS requirement (8.0 vs 17.0). Neck Saver's advantage is update cadence (weekly vs every 42 months). On price, ads and device support there is nothing between them.

Both are free to download. Neck Saver sells 3 one-off in-app purchases. WILL asks for nothing beyond the download.

WILL ships an update every 42 months, Neck Saver weekly. The most recent releases landed on November 1, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | WILL | Neck Saver |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 42 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 3 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [shingo kamei](https://appshunter.io/developer/1256845824) | [yuta tabane](https://appshunter.io/developer/1559535512) |

## What reviewers say

### WILL

[App page](https://appshunter.io/ios/app/will/id996294913)

**Features:** macOS Compatibility

**In-app purchases:** none


### Neck Saver

[App page](https://appshunter.io/ios/app/neck-saver/id6499066526)

This app uses your phone's motion sensors to detect poor posture while you use other applications. A floating monitor changes color to alert you when your neck is strained, encouraging healthier phone habits.

**Highlights:** Always-on posture monitor over other apps, Real-time tilt detection, Adjustable monitor width, Pinch/double-tap to resize monitor, Color themes with in-app purchases

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ThemeColor -Black and Yellow- | $0.99 | one-time |
| Purple and Lightred | $0.99 | one-time |
| Skyblue and Vermilion | $0.99 | one-time |


## Frequently asked questions

### Is WILL free?

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

### Is Neck Saver free?

Neck Saver is free to download, with in-app purchases available.

### Do WILL or Neck Saver have ads?

Neither WILL nor Neck Saver shows ads.

### Which is updated more often, WILL or Neck Saver?

WILL ships an update every 42 months, and Neck Saver weekly. Most recently, WILL was updated on November 1, 2026 and Neck Saver on November 5, 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.*