# TouchBells vs Doubler

The clearest difference is review sentiment: TouchBells at 78% against Doubler's 0%. TouchBells also leads on price ($1.99 vs $9.99). Doubler's advantage is rating (3.8 vs 2.5) and update cadence (monthly vs every 5 months). On ads, in-app purchases, monetization model and iOS requirement there is nothing between them.

TouchBells costs $1.99 and Doubler $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Doubler holds the better App Store score, 3.8 against 2.5. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews complicate that: 78% of TouchBells's written reviews are positive against 0% of Doubler's, so the app with the better star average is not the one people write more warmly about.

TouchBells ships an update every 5 months, Doubler monthly. The most recent releases landed on September 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | TouchBells | Doubler |
| --- | --- | --- |
| Price | **$1.99** | $9.99 |
| Rating | [2.5 (2 ratings)](https://appshunter.io/ios/app/touchbells/id378697992/reviews) | **[3.8 (6 ratings)](https://appshunter.io/ios/app/doubler/id1611386721/reviews)** |
| Number of ratings | 2 | **6** |
| Positive reviews | **77.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Paid | Paid |
| Size | 66 MB | 22 MB |
| Requires iOS | 15.0 | 15 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Braun](https://appshunter.io/developer/296553965) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### TouchBells

[App page](https://appshunter.io/ios/app/touchbells/id378697992)

This app is a virtual carillon instrument for iPad, offering xylophone, vibraphone, and tubular bell sounds. Users can play freely, record and share songs, and learn to play through a teach mode. It's designed for musical exploration and early childhood education.

**Highlights:** Virtual carillon instrument, Xylophone, Vibraphone, Tubular Bells sounds, Song recording and playback, Song sharing with other users, Teach mode for learning songs, Adjustable stereo effect, Tunable instrument pitch

**In-app purchases:** none


### Doubler

[App page](https://appshunter.io/ios/app/doubler/id1611386721)

This real-time audio effect plugin creates a natural doubling sound for instruments and vocals. It adds richness and depth, making guitar parts sound massive and enabling flam-like effects on drums. Adjust variation parameters for precise control over the desired doubling effect.

**Highlights:** Real-time stereo doubling, Enhances guitar, vocals, and polyphonic instruments, Adds richness and depth, Creates massive sound for riffs and solos, Automatic vocal and instrument doubling, Flam-like effects for drums, Adjustable variation parameters

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is TouchBells free?

TouchBells costs $1.99, with no in-app purchases.

### Is Doubler free?

Doubler costs $9.99, with no in-app purchases.

### Which has better reviews, TouchBells or Doubler?

Doubler is rated higher. TouchBells averages 2.5 out of 5 from 2 ratings, while Doubler averages 3.8 from 6 ratings.

### Do TouchBells or Doubler have ads?

Neither TouchBells nor Doubler shows ads.

### Which is updated more often, TouchBells or Doubler?

TouchBells ships an update every 5 months, and Doubler monthly. Most recently, TouchBells was updated on September 21, 2026 and Doubler on October 13, 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.*