# Delay Calc vs Analog Rack Delay

The clearest difference is update cadence: Analog Rack Delay at every 5 months against Delay Calc's every 36 months. Analog Rack Delay also leads on rating (4.8 vs 4.5) and review sentiment (100% vs 80%). Delay Calc's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (10.0 vs 15). On price, ads, in-app purchases and device support 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 Delay holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Analog Rack Delay has 32 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 80% of Delay Calc's written reviews are positive against 100% of Analog Rack Delay's.

Delay Calc ships an update every 36 months, Analog Rack Delay every 5 months. The most recent releases landed on October 3, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Delay Calc | Analog Rack Delay |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (6 ratings)](https://appshunter.io/ios/app/delay-calc/id562621643/reviews) | **[4.8 (32 ratings)](https://appshunter.io/ios/app/analog-rack-delay/id1494455748/reviews)** |
| Number of ratings | 6 | **32** |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 5 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 25 MB |
| Requires iOS | **10.0** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Kevlee Software LLC](https://appshunter.io/developer/562619440) | [Nembrini Audio](https://appshunter.io/developer/1493296895) |

## What reviewers say

### Delay Calc

[App page](https://appshunter.io/ios/app/delay-calc/id562621643)

This app helps musicians and recording engineers calculate delay and modulation times based on BPM. Input your BPM and select rhythmic values to instantly get precise timings in milliseconds or hertz for your audio effects.

**Highlights:** BPM to millisecond conversion, BPM to hertz conversion, Rhythmic value selection, Delay time calculation, Modulation time calculation

**Features:** macOS Compatibility

**In-app purchases:** none


### Analog Rack Delay

[App page](https://appshunter.io/ios/app/analog-rack-delay/id1494455748)

This audio plugin offers the powerful delay algorithms of Nembrini Audio in a user-friendly package. It features BPM sync, a stereo spread circuit, and a rich analog tube preamp for unique signal coloration. Use it as a standalone app or within other music production software.

**Highlights:** Analog delay algorithms, BPM Sync, Stereo spread circuit, Tube preamp coloration, Standalone app, AudioUnit v3 effect, Inter-App Audio effect

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Delay Calc free?

Delay Calc is free to download, with no in-app purchases.

### Is Analog Rack Delay free?

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

### Which has better reviews, Delay Calc or Analog Rack Delay?

Analog Rack Delay is rated higher. Delay Calc averages 4.5 out of 5 from 6 ratings, while Analog Rack Delay averages 4.8 from 32 ratings.

### Do Delay Calc or Analog Rack Delay have ads?

Neither Delay Calc nor Analog Rack Delay shows ads.

### Which is updated more often, Delay Calc or Analog Rack Delay?

Delay Calc ships an update every 36 months, and Analog Rack Delay every 5 months. Most recently, Delay Calc was updated on October 3, 2026 and Analog Rack Delay on October 13, 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.*