# Phiora vs Piano Lessons · Klavi

The clearest difference is device support: Phiora at 3 against Piano Lessons · Klavi's 1. Phiora also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Phiora sells 1 one-off in-app purchase and Piano Lessons · Klavi sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Phiora ships an update every 10 days, Piano Lessons · Klavi every 5 days. The most recent releases landed on October 31, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Phiora | Piano Lessons · Klavi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/phiora/id6767056830/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | Free | — |
| Size | 7 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Michelle Feldman](https://appshunter.io/developer/1896361708) | [Maria Luisa Baron](https://appshunter.io/developer/1810458211) |

## What reviewers say

### Phiora

[App page](https://appshunter.io/ios/app/phiora/id6767056830)

This app helps you explore and apply the Golden Ratio to your photos and real-world compositions. Use overlays like the Golden Spiral and Phi Grid on your camera or existing images to understand natural patterns and enhance your creative work.

**Highlights:** Golden Spiral and Phi Grid overlays, Live camera composition guide, Artwork and architecture analysis, Adjustable overlay resizing and rotation, Save analyzed images, Dark, distraction-free interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Phiora Premium | $7.99 | one-time |


### Piano Lessons · Klavi

[App page](https://appshunter.io/ios/app/piano-lessons-klavi/id6822897220)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Klavi Pro Weekly | $4.99 | per 7 days |
| Klavi Pro Yearly | $39.99 | per year |
| Klavi Pro Lifetime | $89.99 | one-time |


## Frequently asked questions

### Is Phiora free?

Phiora is free to download, with in-app purchases available.

### Is Piano Lessons · Klavi free?

Piano Lessons · Klavi is free to download, with in-app purchases available.

### Do Phiora or Piano Lessons · Klavi have ads?

Neither Phiora nor Piano Lessons · Klavi shows ads.

### Which is updated more often, Phiora or Piano Lessons · Klavi?

Phiora ships an update every 10 days, and Piano Lessons · Klavi every 5 days. Most recently, Phiora was updated on October 31, 2026 and Piano Lessons · Klavi on November 7, 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.*