# Sketch vs Hear Through Walls

The clearest difference is rating: Hear Through Walls at 4.5 against Sketch's 2.7. Hear Through Walls also leads on in-app purchases (none vs 1) and update cadence (every 4 weeks vs every 59 months). Sketch's advantage is iOS requirement (8.0 vs 16.6). On price, ads, monetization model and device support there is nothing between them.

Both are free to download. Sketch sells 1 one-off in-app purchase. Hear Through Walls asks for nothing beyond the download.

Hear Through Walls holds the better App Store score, 4.5 against 2.7. Both are backed by a comparable volume of ratings — 13 and 52 respectively.

Sketch ships an update every 59 months, Hear Through Walls every 4 weeks. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Sketch | Hear Through Walls |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (13 ratings)](https://appshunter.io/ios/app/sketch/id505845429/reviews) | **[4.5 (52 ratings)](https://appshunter.io/ios/app/hear-through-walls/id6791780146/reviews)** |
| Number of ratings | 13 | **52** |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 59 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 14 MB | 6 MB |
| Requires iOS | **8.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Orgajja](https://appshunter.io/developer/349919681) | [Ronald Lumor](https://appshunter.io/developer/1874119930) |

## 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 |


### Hear Through Walls

[App page](https://appshunter.io/ios/app/hear-through-walls/id6791780146)

This app transforms your iPhone into a live hearing amplifier and remote microphone. It allows you to listen to sounds from another room or through walls by streaming audio from your device's microphone to connected Bluetooth earbuds.

**Highlights:** Live hearing amplification, Remote microphone functionality, Listen through walls, Audio baby monitoring, TV listening device, Bluetooth earbud integration

**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 Hear Through Walls free?

Hear Through Walls is free to download, with no in-app purchases.

### Which has better reviews, Sketch or Hear Through Walls?

Hear Through Walls is rated higher. Sketch averages 2.7 out of 5 from 13 ratings, while Hear Through Walls averages 4.5 from 52 ratings.

### Do Sketch or Hear Through Walls have ads?

Neither Sketch nor Hear Through Walls shows ads.

### Which is updated more often, Sketch or Hear Through Walls?

Sketch ships an update every 59 months, and Hear Through Walls every 4 weeks. Most recently, Sketch was updated on October 24, 2026 and Hear Through Walls on October 29, 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.*