# FAC Transient vs TB MBC

The clearest difference is ratings volume: FAC Transient at 71 against TB MBC's 13. FAC Transient also leads on iOS requirement (10.0 vs 13.0). On price, rating, review sentiment and update cadence there is nothing between them.

FAC Transient costs $9.99 and TB MBC $9.99 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 4.6 for TB MBC. That said, the two scores are not equally well evidenced: FAC Transient has 71 ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 87% of FAC Transient's written reviews are positive against 89% of TB MBC's.

FAC Transient ships an update every 4 months, TB MBC every 2 months. The most recent releases landed on November 6, 2026 and November 14, 2026 respectively.

## The numbers

| Metric | FAC Transient | TB MBC |
| --- | --- | --- |
| Price | $9.99 | $9.99 |
| Rating | **[4.8 (71 ratings)](https://appshunter.io/ios/app/fac-transient/id1354088081/reviews)** | [4.6 (13 ratings)](https://appshunter.io/ios/app/tb-mbc/id1634911966/reviews) |
| Number of ratings | **71** | 13 |
| Positive reviews | 87.0% of reviews | **88.9% 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 MBC

[App page](https://appshunter.io/ios/app/tb-mbc/id1634911966)

This advanced audio processing tool offers a powerful multi-band compressor and analog saturator for iOS. Sculpt your sound with up to 12 configurable bands, each with dual compressor curves and saturation options. Achieve professional audio results with extensive features for detailed sound manipulation.

**Highlights:** Up to 12 configurable frequency bands, Dual compressor curves per band, Positive and negative saturation per band, External side chain support, Mid-side processing, Spectrum analyzer, AUv3 plugin

**In-app purchases:** none


## Frequently asked questions

### Is FAC Transient free?

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

### Is TB MBC free?

TB MBC costs $9.99, with no in-app purchases.

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

FAC Transient is rated higher. FAC Transient averages 4.8 out of 5 from 71 ratings, while TB MBC averages 4.6 from 13 ratings.

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

Neither FAC Transient nor TB MBC shows ads.

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

FAC Transient ships an update every 4 months, and TB MBC every 2 months. Most recently, FAC Transient was updated on November 6, 2026 and TB MBC on November 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*