# FAC Transient vs TB Compressor

The clearest difference is update cadence: TB Compressor at every 2 months against FAC Transient's every 4 months. TB Compressor also leads on price ($8.99 vs $9.99). FAC Transient's advantage is iOS requirement (10.0 vs 13.0). On rating, review sentiment, ratings volume and ads there is nothing between them.

FAC Transient costs $9.99 and TB Compressor $8.99 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 — 4.8 for FAC Transient against 4.8 for TB Compressor. Both are backed by a comparable volume of ratings — 71 and 24 respectively. Written reviews are what separate them: 87% of FAC Transient's written reviews are positive against 82% of TB Compressor's.

FAC Transient ships an update every 4 months, TB Compressor every 2 months. The most recent releases landed on September 25, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | FAC Transient | TB Compressor |
| --- | --- | --- |
| Price | $9.99 | **$8.99** |
| Rating | [4.8 (71 ratings)](https://appshunter.io/ios/app/fac-transient/id1354088081/reviews) | [4.8 (24 ratings)](https://appshunter.io/ios/app/tb-compressor/id1517791397/reviews) |
| Number of ratings | **71** | 24 |
| Positive reviews | **87.0% of reviews** | 82.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Size | 19 MB | 11 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frederic Corvest](https://appshunter.io/developer/1230164765) | [ToneBoosters](https://appshunter.io/developer/1472446500) |

## What reviewers say

### FAC Transient

[App page](https://appshunter.io/ios/app/fac-transient/id1354088081)

This app offers precise control over the attack and sustain stages of your instruments. It allows for subtle to drastic sonic shaping, suitable for drums, guitars, bass, vocals, and more. Design the perfect sound for your mix with advanced detection and envelope controls.

**Highlights:** Precise attack and sustain control, Versatile instrument shaping, Subtle to drastic sonic changes, Fine control of detection circuit, Three envelope controls, Adjustable depth and duration

**In-app purchases:** none


### TB Compressor

[App page](https://appshunter.io/ios/app/tb-compressor/id1517791397)

This professional audio plugin offers mastering-grade compression and dynamics processing for iOS devices. It features advanced controls like soft knee, parallel, upward/downward, and band-limited compression, with real-time visual feedback and an interactive interface.

**Highlights:** Mastering-grade compression, Upward and downward compression, External side-chain input, Band-limited and spatially selective compression, Real-time interactive display, Audition function for compressor and side chain, Integrated spectrum analyzer

**In-app purchases:** none


## Frequently asked questions

### Is FAC Transient free?

FAC Transient costs $9.99, with no in-app purchases.

### Is TB Compressor free?

TB Compressor costs $8.99, with no in-app purchases.

### Which has better reviews, FAC Transient or TB Compressor?

FAC Transient and TB Compressor are both rated 4.8 out of 5 on the App Store, from 71 and 24 ratings respectively.

### Do FAC Transient or TB Compressor have ads?

Neither FAC Transient nor TB Compressor shows ads.

### Which is updated more often, FAC Transient or TB Compressor?

FAC Transient ships an update every 4 months, and TB Compressor every 2 months. Most recently, FAC Transient was updated on September 25, 2026 and TB Compressor on September 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.*