# e vs PaSSBot

The clearest difference is price: e at $5.99 against PaSSBot's $34.99. e also leads on update cadence (every 3 weeks vs every 4 months) and device support (3 vs 1). PaSSBot's advantage is review sentiment (100% vs 87%). On rating, ads, in-app purchases and monetization model there is nothing between them.

e costs $5.99 and PaSSBot $34.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for e against 5.0 for PaSSBot. Both are backed by a comparable volume of ratings — 31 and 8 respectively. Written reviews are what separate them: 87% of e's written reviews are positive against 100% of PaSSBot's.

e ships an update every 3 weeks, PaSSBot every 4 months. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | e | PaSSBot |
| --- | --- | --- |
| Price | **$5.99** | $34.99 |
| Rating | [4.9 (31 ratings)](https://appshunter.io/ios/app/e-l-s-a/id833671355/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/passbot/id1557720096/reviews)** |
| Number of ratings | **31** | 8 |
| Positive reviews | 87.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Paid | Paid |
| Size | 43 MB | 11 MB |
| Requires iOS | 11.0 | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Erik Sigth](https://appshunter.io/developer/385275335) | [SonicPlanet Audio Video Teknolojileri Anonim Sti.](https://appshunter.io/developer/946568989) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-l-s-a/id833671355)

Create retro-style music with a sampling keyboard featuring tempo-based looping. Record, manipulate, and play back samples with various effects and flexible playback modes. Integrate with other audio apps and control parameters via MIDI.

**Highlights:** Retro sampling keyboard, Tempo-based looping, Reverb, bit crusher, resonant filter, Multiple loop and start/stop modes, MIDI control and Core MIDI support, AUv3, Audiobus, Inter App Audio integration

**Features:** Vision Pro support

**In-app purchases:** none


### PaSSBot

[App page](https://appshunter.io/ios/app/passbot/id1557720096)

This app is a stochastic filter bank audio processor for iPad, offering advanced sound manipulation with various filter types and powerful stochastic generators. It allows for precise control over filter parameters and harmonic distribution, ideal for creating complex audio textures.

**Highlights:** Stochastic filter bank audio processor, Multiple filter types (Biquad, Ladder, SEM, Resonators), Up to 64 filters in stereo, Powerful stochastic generators, Individual filter parameter control, Harmonic distribution options, Precision DSP rendering (<1ms control rate)

**In-app purchases:** none


## Frequently asked questions

### Is e free?

e costs $5.99, with no in-app purchases.

### Is PaSSBot free?

PaSSBot costs $34.99, with no in-app purchases.

### Which has better reviews, e or PaSSBot?

PaSSBot is rated higher. e averages 4.9 out of 5 from 31 ratings, while PaSSBot averages 5.0 from 8 ratings.

### Do e or PaSSBot have ads?

Neither e nor PaSSBot shows ads.

### Which is updated more often, e or PaSSBot?

e ships an update every 3 weeks, and PaSSBot every 4 months. Most recently, e was updated on September 30, 2026 and PaSSBot on October 5, 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.*