# iChromatic vs Grammy One

The clearest difference is review sentiment: Grammy One at 100% against iChromatic's 50%. Grammy One also leads on price (Free vs $19.99) and rating (4.8 vs 3.0). iChromatic's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Grammy One is free to download; iChromatic costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Grammy One holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Grammy One has 24 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of iChromatic's written reviews are positive against 100% of Grammy One's.

iChromatic ships an update every 15 months, Grammy One every 9 days. The most recent releases landed on October 8, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | iChromatic | Grammy One |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/ichromatic/id305698121/reviews) | **[4.8 (24 ratings)](https://appshunter.io/ios/app/grammy-one/id6739771817/reviews)** |
| Number of ratings | 1 | **24** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 9 days** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 156 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HotPaw Productions](https://appshunter.io/developer/285074853) | [National Academy of Recording Arts & Sciences, Inc.](https://appshunter.io/developer/1710483737) |

## What reviewers say

### iChromatic

[App page](https://appshunter.io/ios/app/ichromatic/id305698121)

This app provides precise instrument tuning using your device's microphone and a visual strobe display. It offers frequency readouts and responsive waterfall strobes for accurate pitch matching. Configure reference frequencies and tune a wide range of notes.

**Highlights:** Visual strobe display for tuning, Frequency readout in Hz and cents, Accurate waterfall strobe panes, Concert A reference frequency adjustment, Wide tuning range

**In-app purchases:** none


### Grammy One

[App page](https://appshunter.io/ios/app/grammy-one/id6739771817)

Access essential updates, deadlines, and voting tools for the Grammy Awards. Stay informed with news, personalized alerts, and live winner updates, all in one convenient place.

**Highlights:** Grammy news and announcements, Personalized alerts and reminders, Live winner updates, Biometric Member Portal login, Secure voting for members

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is iChromatic free?

iChromatic costs $19.99, with no in-app purchases.

### Is Grammy One free?

Grammy One is free to download, with no in-app purchases.

### Which has better reviews, iChromatic or Grammy One?

Grammy One is rated higher. iChromatic averages 3.0 out of 5 from 1 ratings, while Grammy One averages 4.8 from 24 ratings.

### Do iChromatic or Grammy One have ads?

Neither iChromatic nor Grammy One shows ads.

### Which is updated more often, iChromatic or Grammy One?

iChromatic ships an update every 15 months, and Grammy One every 9 days. Most recently, iChromatic was updated on October 8, 2026 and Grammy One 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.*