# Chord Calculus vs BitDecay

The clearest difference is rating: BitDecay at 5.0 against Chord Calculus's 3.9. BitDecay also leads on review sentiment (100% vs 80%) and device support (4 vs 2). Chord Calculus's advantage is ratings volume (8 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Chord Calculus costs $2.99 and BitDecay $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BitDecay holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Chord Calculus has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 80% of Chord Calculus's written reviews are positive against 100% of BitDecay's.

## The numbers

| Metric | Chord Calculus | BitDecay |
| --- | --- | --- |
| Price | $2.99 | $2.99 |
| Rating | [3.9 (8 ratings)](https://appshunter.io/ios/app/chord-calculus/id1239631425/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/bitdecay/id6784347881/reviews)** |
| Number of ratings | **8** | 1 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Paid | Paid |
| Size | 64 MB | 17 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Steven Pollack](https://appshunter.io/developer/1239631424) | [Jeremy Phillips](https://appshunter.io/developer/6777857703) |

## What reviewers say

### Chord Calculus

[App page](https://appshunter.io/ios/app/chord-calculus/id1239631425)

This app helps musicians visualize and understand chords, scales, and progressions for various fretted instruments. It allows customization of instruments, tunings, and capos, and includes a tuner. Play chords, arpeggios, and scales.

**Highlights:** Chord calculator with fingering display, Chord identifier for unknown fingerings, Scale display and playback, Chord progression player, Custom instrument and tuning creation, Capo support, Instrument tuner

**In-app purchases:** none


### BitDecay

[App page](https://appshunter.io/ios/app/bitdecay/id6784347881)

This creative audio effect simulates the character of aging hardware, unstable digital systems, and worn media. It introduces dynamic instability and evolving imperfections to transform pristine audio into lo-fi textures, degraded samplers, or entirely new sound design landscapes.

**Highlights:** Creative digital degradation processor, Bit crushing and sample rate reduction, Dynamic instability and clock imperfections, Musical tone shaping, Progressive signal erosion controls, AUv3 support, Single-page interface

**In-app purchases:** none


## Frequently asked questions

### Is Chord Calculus free?

Chord Calculus costs $2.99, with no in-app purchases.

### Is BitDecay free?

BitDecay costs $2.99, with no in-app purchases.

### Which has better reviews, Chord Calculus or BitDecay?

BitDecay is rated higher. Chord Calculus averages 3.9 out of 5 from 8 ratings, while BitDecay averages 5.0 from 1 ratings.

### Do Chord Calculus or BitDecay have ads?

Neither Chord Calculus nor BitDecay shows ads.

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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.*