# SDS vs Analog Rack Delay

The clearest difference is in-app purchases: Analog Rack Delay at none against SDS's 3. Analog Rack Delay also leads on review sentiment (100% vs 90%). SDS's advantage is iOS requirement (12.0 vs 15). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. SDS sells 3 in-app purchases, starting at $0.99 per month. Analog Rack Delay asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for SDS against 4.8 for Analog Rack Delay. Both are backed by a comparable volume of ratings — 67 and 32 respectively. Written reviews are what separate them: 90% of SDS's written reviews are positive against 100% of Analog Rack Delay's.

SDS ships an update every 3 months, Analog Rack Delay every 5 months. Both last shipped on October 13, 2026.

## The numbers

| Metric | SDS | Analog Rack Delay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (67 ratings)](https://appshunter.io/ios/app/sds-x-simple-drum-sampler/id1468026221/reviews)** | [4.8 (32 ratings)](https://appshunter.io/ios/app/analog-rack-delay/id1494455748/reviews) |
| Number of ratings | **67** | 32 |
| Positive reviews | 90.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 54 MB | 25 MB |
| Requires iOS | **12.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Robinson](https://appshunter.io/developer/1270890717) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### SDS

[App page](https://appshunter.io/ios/app/sds-x-simple-drum-sampler/id1468026221)

Create beats and play drum samples with this feature-rich drum machine app. It offers an intuitive sequencer, extensive sample manipulation, and professional audio output options. Suitable for beginners and experienced musicians alike.

**Highlights:** 30+ factory kits, Intuitive 16-step sequencer, Nearly 200 factory samples, Drag and drop sample loading, Mixer with FX, AUv3 plugin support, MIDI and Ableton Link support

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features Monthly | $0.99 | per month |
| Pro Features Yearly | $4.99 | per year |
| Pro Features | $12.99 | one-time |


### Analog Rack Delay

[App page](https://appshunter.io/ios/app/analog-rack-delay/id1494455748)

This audio plugin offers the powerful delay algorithms of Nembrini Audio in a user-friendly package. It features BPM sync, a stereo spread circuit, and a rich analog tube preamp for unique signal coloration. Use it as a standalone app or within other music production software.

**Highlights:** Analog delay algorithms, BPM Sync, Stereo spread circuit, Tube preamp coloration, Standalone app, AudioUnit v3 effect, Inter-App Audio effect

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SDS free?

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

### Is Analog Rack Delay free?

Analog Rack Delay is free to download, with no in-app purchases.

### Which has better reviews, SDS or Analog Rack Delay?

SDS is rated higher. SDS averages 4.9 out of 5 from 67 ratings, while Analog Rack Delay averages 4.8 from 32 ratings.

### Do SDS or Analog Rack Delay have ads?

Neither SDS nor Analog Rack Delay shows ads.

### Which is updated more often, SDS or Analog Rack Delay?

SDS ships an update every 3 months, and Analog Rack Delay every 5 months. Most recently, SDS was updated on October 13, 2026 and Analog Rack Delay 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.*