# Shift vs Noise Shield

The clearest difference is in-app purchases: Shift at none against Noise Shield's 1. Noise Shield's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Noise Shield sells 1 one-off in-app purchase. Shift asks for nothing beyond the download.

Shift ships an update every 3 days, Noise Shield every 5 days. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Shift | Noise Shield |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/shift-wake-up-earlier/id6503721015/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 2 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Light Nudge](https://appshunter.io/developer/1731016560) | [MO NOUR](https://appshunter.io/developer/1264816695) |

## What reviewers say

### Shift

[App page](https://appshunter.io/ios/app/shift-wake-up-earlier/id6503721015)

Gradually adjust your sleep schedule to become a morning person. This app helps you wake up a little earlier each day through a patient, step-by-step approach.

**Highlights:** Gradual wake-up schedule, Develop morning person habits, Patient sleep adjustment, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Noise Shield

[App page](https://appshunter.io/ios/app/noise-shield/id6744885118)

This app acts as a personal sound safety assistant, continuously monitoring ambient noise levels with your device's microphone. It alerts you when sound reaches dangerous thresholds, helping you make informed choices to protect your hearing in various environments.

**Highlights:** Real-time decibel monitoring, Smart noise alerts, Background monitoring, Exposure history and stats, Customizable thresholds, Privacy-first audio processing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Noise Shield | $1.99 | one-time |


## Frequently asked questions

### Is Shift free?

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

### Is Noise Shield free?

Noise Shield is free to download, with in-app purchases available.

### Do Shift or Noise Shield have ads?

Neither Shift nor Noise Shield shows ads.

### Which is updated more often, Shift or Noise Shield?

Shift ships an update every 3 days, and Noise Shield every 5 days. Most recently, Shift was updated on November 4, 2026 and Noise Shield on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*