# D0TS Echoplex vs iSequence HD

The clearest difference is rating: iSequence HD at 4.2 against D0TS Echoplex's 3.1. iSequence HD also leads on update cadence (every 3 months vs every 11 months). D0TS Echoplex's advantage is in-app purchases (none vs 8) and ratings volume (411 vs 33). On price, review sentiment, ads and iOS requirement there is nothing between them.

Both are free to download. iSequence HD sells 8 one-off in-app purchases. D0TS Echoplex asks for nothing beyond the download.

iSequence HD holds the better App Store score, 4.2 against 3.1. That said, the two scores are not equally well evidenced: D0TS Echoplex has 411 ratings behind it against 33, so its average is the more settled of the two. Written reviews point the same way: 73% of D0TS Echoplex's written reviews are positive against 77% of iSequence HD's.

D0TS Echoplex ships an update every 11 months, iSequence HD every 3 months. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | D0TS Echoplex | iSequence HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (411 ratings)](https://appshunter.io/ios/app/d0ts-echoplex/id308598596/reviews) | **[4.2 (33 ratings)](https://appshunter.io/ios/app/isequence-hd/id369873168/reviews)** |
| Number of ratings | **411** | 33 |
| Positive reviews | 72.7% of reviews | **76.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 156 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vincent Tourraine](https://appshunter.io/developer/308598599) | [BeepStreet](https://appshunter.io/developer/321412321) |

## What reviewers say

### D0TS Echoplex

[App page](https://appshunter.io/ios/app/d0ts-echoplex/id308598596)

Recreate the iconic "Echoplex" song by Nine Inch Nails with this music sequencer. Experience the same visuals and sounds used during live performances, allowing you to play the drum line on your device.

**Highlights:** Music sequencer, Recreate "Echoplex" song, Live performance tool, Authentic visuals and sounds, Drum line recreation

**In-app purchases:** none

**What reviewers like**

- 👍 Sweet nostalgia
- 👍 Thank you for updating
- 👍 Awesome
- 👍 Fun to play around with
- 👍 Great app for any NIN fan

**What reviewers complain about**

- 🐛 Instruments not working
- 🐛 Lags like crazy
- 🐛 Terrible execution
- 🐛 Samples play twice
- 🐛 Out of sync

**Reported bugs**

- Guitar, bass, and vocals don't match up
- Vocals and other tracks don't sync with beat
- App crashes or stops working

**Requested features**

- Enable original sound samples and selection queues
- Add ability to change tempo
- Add more drum sounds and samples
- Add BPM display
- Add more songs and instruments


### iSequence HD

[App page](https://appshunter.io/ios/app/isequence-hd/id369873168)

Create professional music on your iPad with an intuitive 8-track sequencer, a vast library of instruments, and flexible mixing with DSP effects. Record, edit, and arrange loops, beats, and melodies in real-time, controlling every aspect of your music project.

**Highlights:** 8-track sequencer, 160+ built-in instruments, Custom instrument sampler, Real-time recording and automation, Step sequencer and FX editor, Flexible mixer with DSP effects, Wi-Fi file sharing

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Funny farm bank | $1.99 | one-time |
| Chiptunes bank | $1.99 | one-time |
| Acoustic bank | $2.99 | one-time |
| Electro/house bank | $2.99 | one-time |
| Trance waves | $2.99 | one-time |
| Loops vol.1 | $2.99 | one-time |
| Loops vol.2 | $2.99 | one-time |
| Beat elements bank | $2.99 | one-time |

**What reviewers like**

- 🚀 Powerful sequencer
- 👍 Intuitive interface
- 🎨 Great sound quality
- 💰 Good value for money
- 🎶 Excellent for music creation

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 🔇 Limited audio export options
- 🔒 Lack of Audiobus/Inter-App Audio support
- 🔢 Limited track count
- 🔀 Difficulty with time signatures and polyrhythms

**Reported bugs**

- Crashes on startup or during use
- Issues with sample loading and playback
- Inconsistent behavior with certain features
- Compatibility problems with newer iOS versions

**Requested features**

- Expanded track count
- More effects and sound design capabilities
- Audiobus and Inter-App Audio integration
- Improved sample import and management
- Support for more time signatures and rhythms


## Frequently asked questions

### Is D0TS Echoplex free?

D0TS Echoplex is free to download, with no in-app purchases.

### Is iSequence HD free?

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

### Which has better reviews, D0TS Echoplex or iSequence HD?

iSequence HD is rated higher. D0TS Echoplex averages 3.1 out of 5 from 411 ratings, while iSequence HD averages 4.2 from 33 ratings.

### Do D0TS Echoplex or iSequence HD have ads?

Neither D0TS Echoplex nor iSequence HD shows ads.

### Which is updated more often, D0TS Echoplex or iSequence HD?

D0TS Echoplex ships an update every 11 months, and iSequence HD every 3 months. Most recently, D0TS Echoplex was updated on October 21, 2026 and iSequence HD on October 14, 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.*