# K7D vs FabFilter Pro

The clearest difference is price: K7D at $3.99 against FabFilter Pro's $29.99. K7D also leads on update cadence (every 3 months vs every 5 months). FabFilter Pro's advantage is iOS requirement (14.0 vs 17.0). On rating, review sentiment, ratings volume and ads there is nothing between them.

K7D costs $3.99 and FabFilter Pro $29.99 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 — 4.6 for K7D against 4.7 for FabFilter Pro. Both are backed by a comparable volume of ratings — 79 and 47 respectively. Written reviews are what separate them: 80% of K7D's written reviews are positive against 78% of FabFilter Pro's.

K7D ships an update every 3 months, FabFilter Pro every 5 months. The most recent releases landed on October 29, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | K7D | FabFilter Pro |
| --- | --- | --- |
| Price | **$3.99** | $29.99 |
| Rating | [4.6 (79 ratings)](https://appshunter.io/ios/app/k7d-tape-delay/id1460245991/reviews) | **[4.7 (47 ratings)](https://appshunter.io/ios/app/fabfilter-pro-q-3/id1469019469/reviews)** |
| Number of ratings | **79** | 47 |
| Positive reviews | **79.5% of reviews** | 77.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 5 months |
| Monetization | Paid | Paid |
| Size | 113 MB | 5 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | **iPhone, iPad** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Imaginando Lda](https://appshunter.io/developer/895445015) | [FabFilter](https://appshunter.io/developer/421796789) |

## What reviewers say

### K7D

[App page](https://appshunter.io/ios/app/k7d-tape-delay/id1460245991)

This app offers a vintage tape delay effect with analog emulation and modern controls. It recreates classic hardware echo machines for a warm, characterful sound. Use it standalone or as an AUv3 plugin in iOS DAWs.

**Highlights:** Analog modeled dual playhead delay, Modeled microphone input with saturation, Normal and Ping Pong modes, High pass and Low pass feedback filters, Powerful LFO time modulation, BPM syncable delay time, MIDI delay time modulation

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎶 Incredible sound quality
- 🎨 Creative and musical delay
- 💡 Generous presets and easy to use
- 💰 Top-tier for the price
- 🕰️ Authentic tape delay feel

**What reviewers complain about**

- 💻 Extreme lag and crashes
- 🐛 Audio delay issues and glitches
- ⚠️ High resource usage
- ❌ No background audio standalone
- 📉 Randomiser not working (initially)

**Reported bugs**

- App crashing with many instruments
- Project crashes and data loss
- App not opening after crashes
- App deleting progress
- Randomiser not working

**Requested features**

- Fix background audio standalone
- Fix randomiser feature
- Improve CPU efficiency
- Make iPad and iPhone versions compatible
- Add reverse playback option


### FabFilter Pro

[App page](https://appshunter.io/ios/app/fabfilter-pro-q-3/id1469019469)

This professional audio plug-in offers a high-quality equalizer with up to 24 bands, featuring dynamic EQ, linear phase processing, and an intuitive interface. It allows for precise sound shaping with advanced features like spectrum analysis and EQ matching.

**Highlights:** Up to 24 bands with diverse filter types, Dynamic EQ for every band, Natural Phase and Linear Phase processing, Real-time spectrum analyzer with collision detection, Spectrum Grab for direct adjustment, EQ Match for tonal characteristic transfer, Per-band stereo, left, right, mid, or side mode

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is K7D free?

K7D costs $3.99, with no in-app purchases.

### Is FabFilter Pro free?

FabFilter Pro costs $29.99, with no in-app purchases.

### Which has better reviews, K7D or FabFilter Pro?

FabFilter Pro is rated higher. K7D averages 4.6 out of 5 from 79 ratings, while FabFilter Pro averages 4.7 from 47 ratings.

### Do K7D or FabFilter Pro have ads?

Neither K7D nor FabFilter Pro shows ads.

### Which is updated more often, K7D or FabFilter Pro?

K7D ships an update every 3 months, and FabFilter Pro every 5 months. Most recently, K7D was updated on October 29, 2026 and FabFilter Pro 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.*