# Noise Meter + vs Stability Ball Workout Guide

The clearest difference is review sentiment: Noise Meter + at 77% against Stability Ball Workout Guide's 0%. Noise Meter + also leads on rating (3.3 vs 2.0) and in-app purchases (none vs 8). Stability Ball Workout Guide's advantage is price (Free vs $1.99). On device support and iOS requirement there is nothing between them.

Stability Ball Workout Guide is free to download; Noise Meter + costs $1.99 up front. Stability Ball Workout Guide sells 8 one-off in-app purchases. Noise Meter + asks for nothing beyond the download.

Noise Meter + holds the better App Store score, 3.3 against 2.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 77% of Noise Meter +'s written reviews are positive against 0% of Stability Ball Workout Guide's.

Noise Meter + ships an update every 6 weeks, Stability Ball Workout Guide every 52 months. Both last shipped on October 15, 2026.

## The numbers

| Metric | Noise Meter + | Stability Ball Workout Guide |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/noise-meter-plus/id789623736/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/stability-ball-workout-guide/id1510700368/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | **77.4% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 52 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 4 MB | 29 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [HUNG HSUN LIN](https://appshunter.io/developer/482586427) | [Samantha Roobol](https://appshunter.io/developer/1415281405) |

## What reviewers say

### Noise Meter +

[App page](https://appshunter.io/ios/app/noise-meter-plus/id789623736)

Measure ambient sound levels with real-time plotting and customizable alerts. Record location data, attach multimedia notes, and export measurements for analysis.

**Highlights:** Real-time sound level plotting, Customizable measurement duration and frequency, Configurable sound level alerts, Location-based measurement mapping, Exportable measurement data (CSV), Attach photos, videos, and voice notes

**Features:** Vision Pro support

**In-app purchases:** none


### Stability Ball Workout Guide

[App page](https://appshunter.io/ios/app/stability-ball-workout-guide/id1510700368)

This app guides users through exercises using a stability ball to improve balance and core strength. It offers a variety of simple, easy-to-follow routines suitable for beginners and advanced users looking to add a new challenge to their fitness regimen.

**Highlights:** Stability ball exercises, Improve balance and core strength, Suitable for beginners, Challenging for advanced users, Easy-to-follow routines, Strengthen and stretch body

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $0.99 | one-time |
| Full Body Workout Plan | $1.99 | one-time |
| Exercises for beginners | $1.99 | one-time |
| Abs Workout Plan | $1.99 | one-time |
| Butt, Thighs and Legs | $1.99 | one-time |
| Lower Back Pain Relief | $1.99 | one-time |
| 60 Day Challenge | $1.99 | one-time |
| Full Bundle | $4.99 | one-time |


## Frequently asked questions

### Is Noise Meter + free?

Noise Meter + costs $1.99, with no in-app purchases.

### Is Stability Ball Workout Guide free?

Stability Ball Workout Guide is free to download, with in-app purchases available.

### Which has better reviews, Noise Meter + or Stability Ball Workout Guide?

Noise Meter + is rated higher. Noise Meter + averages 3.3 out of 5 from 4 ratings, while Stability Ball Workout Guide averages 2.0 from 1 ratings.

### Do Noise Meter + or Stability Ball Workout Guide have ads?

Stability Ball Workout Guide shows ads; Noise Meter + does not.

### Which is updated more often, Noise Meter + or Stability Ball Workout Guide?

Noise Meter + ships an update every 6 weeks, and Stability Ball Workout Guide every 52 months. Most recently, Noise Meter + was updated on October 15, 2026 and Stability Ball Workout Guide on October 15, 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.*