# SDS vs Wah Pedal

The clearest difference is rating: SDS at 4.9 against Wah Pedal's 4.2. SDS also leads on review sentiment (90% vs 50%) and update cadence (every 3 months vs every 47 months). Wah Pedal's advantage is in-app purchases (none vs 3). On price, ads, monetization model and device support there is nothing between them.

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

SDS holds the better App Store score, 4.9 against 4.2. That said, the two scores are not equally well evidenced: SDS has 67 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 90% of SDS's written reviews are positive against 50% of Wah Pedal's.

SDS ships an update every 3 months, Wah Pedal every 47 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SDS | Wah Pedal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (67 ratings)](https://appshunter.io/ios/app/sds-x-simple-drum-sampler/id1468026221/reviews)** | [4.2 (11 ratings)](https://appshunter.io/ios/app/wah-pedal/id6444608537/reviews) |
| Number of ratings | **67** | 11 |
| Positive reviews | **90.4% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 47 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 54 MB | 45 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 |


### Wah Pedal

[App page](https://appshunter.io/ios/app/wah-pedal/id6444608537)

This app emulates a classic Italian-made wah pedal, famous for its use in iconic rock songs. It can be used as a standalone application, an AudioUnit v3 effect, or an Inter-App Audio effect.

**Highlights:** Classic wah pedal emulation, Standalone app functionality, AudioUnit v3 effect, Inter-App Audio effect, Iconic rock tone reproduction

**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 Wah Pedal free?

Wah Pedal is free to download, with no in-app purchases.

### Which has better reviews, SDS or Wah Pedal?

SDS is rated higher. SDS averages 4.9 out of 5 from 67 ratings, while Wah Pedal averages 4.2 from 11 ratings.

### Do SDS or Wah Pedal have ads?

Neither SDS nor Wah Pedal shows ads.

### Which is updated more often, SDS or Wah Pedal?

SDS ships an update every 3 months, and Wah Pedal every 47 months. Most recently, SDS was updated on October 24, 2026 and Wah Pedal on October 27, 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.*