# Sketch vs Sound Amplifier +

The clearest difference is rating: Sound Amplifier + at 4.0 against Sketch's 2.7. Sound Amplifier + also leads on in-app purchases (none vs 1) and update cadence (every 4 days vs every 59 months). Sketch's advantage is ads (none vs shown) and review sentiment (33% vs 0%). On price and ratings volume there is nothing between them.

Both are free to download. Sketch sells 1 one-off in-app purchase. Sound Amplifier + asks for nothing beyond the download.

Sound Amplifier + holds the better App Store score, 4.0 against 2.7. Both are backed by a comparable volume of ratings — 13 and 14 respectively. Written reviews complicate that: 33% of Sketch's written reviews are positive against 0% of Sound Amplifier +'s, so the app with the better star average is not the one people write more warmly about.

Sketch ships an update every 59 months, Sound Amplifier + every 4 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Sketch | Sound Amplifier + |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (13 ratings)](https://appshunter.io/ios/app/sketch/id505845429/reviews) | **[4.0 (14 ratings)](https://appshunter.io/ios/app/sound-amplifier-plus/id6782403208/reviews)** |
| Number of ratings | 13 | **14** |
| Positive reviews | **33.3% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 59 months | **Every 4 days** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 14 MB | 61 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Orgajja](https://appshunter.io/developer/349919681) | [heekyung moon](https://appshunter.io/developer/6779193748) |

## What reviewers say

### Sketch

[App page](https://appshunter.io/ios/app/sketch/id505845429)

This app allows users to create rapid, freehand drawings. It serves as a tool for artists to record observations, develop ideas, or quickly illustrate concepts. Sketching is often a fundamental part of art education.

**Highlights:** Rapid freehand drawing, Idea development tool, Visual illustration, Artistic concept recording

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade | $0.99 | one-time |


### Sound Amplifier +

[App page](https://appshunter.io/ios/app/sound-amplifier-plus/id6782403208)

Enhance your hearing in everyday situations. This tool uses your phone's microphone to amplify nearby sounds and deliver them to your earphones in real time. Adjust sound with an equalizer, reduce background noise, and protect your hearing with a volume limiter.

**Highlights:** Live audio amplification, 3-band equalizer with presets, Speech boost and noise reduction, Left/right balance control, Safe-volume limiter, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Sketch free?

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

### Is Sound Amplifier + free?

Sound Amplifier + is free to download, with no in-app purchases.

### Which has better reviews, Sketch or Sound Amplifier +?

Sound Amplifier + is rated higher. Sketch averages 2.7 out of 5 from 13 ratings, while Sound Amplifier + averages 4.0 from 14 ratings.

### Do Sketch or Sound Amplifier + have ads?

Sound Amplifier + shows ads; Sketch does not.

### Which is updated more often, Sketch or Sound Amplifier +?

Sketch ships an update every 59 months, and Sound Amplifier + every 4 days. Most recently, Sketch was updated on November 1, 2026 and Sound Amplifier + on October 31, 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.*