# deriva tape machine vs FIELD KIT Playback Engine

The clearest difference is rating: deriva tape machine at 5.0 against FIELD KIT Playback Engine's 4.6. deriva tape machine also leads on update cadence (every 4 days vs every 2 weeks). FIELD KIT Playback Engine's advantage is chart position (#179 vs unranked) and ratings volume (5 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

deriva tape machine costs $9.99 and FIELD KIT Playback Engine $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

deriva tape machine holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: FIELD KIT Playback Engine has 5 ratings behind it against 1, so its average is the more settled of the two.

deriva tape machine ships an update every 4 days, FIELD KIT Playback Engine every 2 weeks. The most recent releases landed on October 21, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | deriva tape machine | FIELD KIT Playback Engine |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/deriva-tape-machine/id6808637267/reviews)** | [4.6 (5 ratings)](https://appshunter.io/ios/app/field-kit-playback-engine/id6810484807/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | — | 80.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Paid | Paid |
| Best chart rank | — | **#179** |
| Size | 9 MB | 12 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kristoffer Eikrem](https://appshunter.io/developer/6808637269) | [Field Tone Audio, LLC](https://appshunter.io/developer/1891479237) |

## What reviewers say

### deriva tape machine

[App page](https://appshunter.io/ios/app/deriva-tape-machine/id6808637267)

This audio plugin emulates the warm, silky sound of reel-to-reel tape machines. It offers advanced sound modeling with simple controls, allowing for creative pitch manipulation and saturation effects. Customize your sound with adjustable bias, wear, and tape speed.

**Highlights:** Reel-to-reel tape emulation, Warm, silky sound quality, Adjustable input drive and saturation, Bias and wear simulation, Pitch bending by pulling tape, Customizable UI colors

**In-app purchases:** none


### FIELD KIT Playback Engine

[App page](https://appshunter.io/ios/app/field-kit-playback-engine/id6810484807)

**Currently charting:** #179 Top Paid · Music (US App Store)

Transform audio recordings into evolving textures, rhythms, and atmospheres. Create up to four independent playback windows with customizable speed, direction, and effects. Explore new sonic material from your recordings.

**Highlights:** Up to four independent playback windows, Variable playback speed and direction, Drive and filtering per window, Routable modulation sources, Save and recall .fieldkit files, Standalone app and AUv3 Audio Unit

**In-app purchases:** none


## Frequently asked questions

### Is deriva tape machine free?

deriva tape machine costs $9.99, with no in-app purchases.

### Is FIELD KIT Playback Engine free?

FIELD KIT Playback Engine costs $9.99, with no in-app purchases.

### Which has better reviews, deriva tape machine or FIELD KIT Playback Engine?

deriva tape machine is rated higher. deriva tape machine averages 5.0 out of 5 from 1 ratings, while FIELD KIT Playback Engine averages 4.6 from 5 ratings.

### Do deriva tape machine or FIELD KIT Playback Engine have ads?

Neither deriva tape machine nor FIELD KIT Playback Engine shows ads.

### Which is updated more often, deriva tape machine or FIELD KIT Playback Engine?

deriva tape machine ships an update every 4 days, and FIELD KIT Playback Engine every 2 weeks. Most recently, deriva tape machine was updated on October 21, 2026 and FIELD KIT Playback Engine on October 23, 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.*