# Analog Rack Noise Gate vs TB Spectrogram

The clearest difference is review sentiment: TB Spectrogram at 71% against Analog Rack Noise Gate's 25%. TB Spectrogram also leads on update cadence (every 3 weeks vs every 5 months) and iOS requirement (13.0 vs 15). Analog Rack Noise Gate's advantage is rating (4.9 vs 4.4) and monetization model (ad-supported vs paid). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Analog Rack Noise Gate holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 23 and 50 respectively. Written reviews complicate that: 25% of Analog Rack Noise Gate's written reviews are positive against 71% of TB Spectrogram's, so the app with the better star average is not the one people write more warmly about.

Analog Rack Noise Gate ships an update every 5 months, TB Spectrogram every 3 weeks. The most recent releases landed on September 28, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Analog Rack Noise Gate | TB Spectrogram |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (23 ratings)](https://appshunter.io/ios/app/analog-rack-noise-gate/id1497433620/reviews)** | [4.4 (50 ratings)](https://appshunter.io/ios/app/tb-spectrogram/id1530170842/reviews) |
| Number of ratings | 23 | **50** |
| Positive reviews | 25.0% of reviews | **71.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | **Ad-supported** | Paid |
| Size | 26 MB | 15 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nembrini Audio](https://appshunter.io/developer/1493296895) | [ToneBoosters](https://appshunter.io/developer/1472446500) |

## What reviewers say

### Analog Rack Noise Gate

[App page](https://appshunter.io/ios/app/analog-rack-noise-gate/id1497433620)

This powerful noise gate plugin is specifically designed for guitar and bass. It offers beautiful analog tube coloration and a custom tube preamp virtual circuit for unique signal coloring. It functions as a standalone app, AudioUnit v3 effect, or Inter-App Audio effect.

**Highlights:** Noise gate for guitar and bass, Analog tube coloration, Custom tube preamp virtual circuit, Standalone app functionality, AudioUnit v3 effect, Inter-App Audio effect

**Features:** Vision Pro support

**In-app purchases:** none


### TB Spectrogram

[App page](https://appshunter.io/ios/app/tb-spectrogram/id1530170842)

This app provides real-time audio analysis with a spectrogram, spectrum analyzer, and goniometer. It can be used as a standalone application or as an AUv3 plugin within compatible music production hosts. Visualize your audio in detail with adjustable settings and multiple display options.

**Highlights:** Real-time spectrogram and spectrum analysis, Goniometer for stereo signal analysis, AUv3 plugin compatibility, Adjustable frequency and time resolution, Customizable color themes, On-screen piano keyboard mapping

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Analog Rack Noise Gate free?

Analog Rack Noise Gate is free to download, with no in-app purchases.

### Is TB Spectrogram free?

TB Spectrogram is free to download, with no in-app purchases.

### Which has better reviews, Analog Rack Noise Gate or TB Spectrogram?

Analog Rack Noise Gate is rated higher. Analog Rack Noise Gate averages 4.9 out of 5 from 23 ratings, while TB Spectrogram averages 4.4 from 50 ratings.

### Do Analog Rack Noise Gate or TB Spectrogram have ads?

Neither Analog Rack Noise Gate nor TB Spectrogram shows ads.

### Which is updated more often, Analog Rack Noise Gate or TB Spectrogram?

Analog Rack Noise Gate ships an update every 5 months, and TB Spectrogram every 3 weeks. Most recently, Analog Rack Noise Gate was updated on September 28, 2026 and TB Spectrogram on September 27, 2026.

---

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