# WorldScales vs Eikona

The clearest difference is price: Eikona at Free against WorldScales's $19.99. Eikona also leads on review sentiment (100% vs 78%) and rating (5.0 vs 4.7). WorldScales's advantage is in-app purchases (none vs 4) and update cadence (every 2 months vs every 7 months). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Eikona is free to download; WorldScales costs $19.99 up front. Eikona sells 4 one-off in-app purchases. WorldScales asks for nothing beyond the download.

Eikona holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 23 and 62 respectively. Written reviews point the same way: 78% of WorldScales's written reviews are positive against 100% of Eikona's.

WorldScales ships an update every 2 months, Eikona every 7 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | WorldScales | Eikona |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | [4.7 (23 ratings)](https://appshunter.io/ios/app/worldscales/id505034913/reviews) | **[5.0 (62 ratings)](https://appshunter.io/ios/app/eikona/id1528572816/reviews)** |
| Number of ratings | 23 | **62** |
| Positive reviews | 78.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 192 MB | 10 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kelfar Technologies](https://appshunter.io/developer/505034916) | [VDUB Software, LLC](https://appshunter.io/developer/284947384) |

## What reviewers say

### WorldScales

[App page](https://appshunter.io/ios/app/worldscales/id505034913)

Explore musical scales beyond equal temperament. Tune individual keys, experiment with diverse presets, and create your own tunings. Connect MIDI keyboards for a fully customizable microtonal music experience.

**Highlights:** Individual key tuning (+- 100 cents), 35+ high-quality sampled instruments, MIDI In for external keyboard control, Preset scales (Western, Byzantine, Oriental), Save custom scales and tunings, Frequency ratio, frequency, or cents input, Audio effects (reverb, compressor)

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

**In-app purchases:** none


### Eikona

[App page](https://appshunter.io/ios/app/eikona/id1528572816)

Access daily hymns for the Liturgical year to enhance your prayer routine. Follow along with illustrated sheet music and explore Morning Prayers and Festal Hymns. Enjoy Byzantine Chant recordings by experienced chanters.

**Highlights:** Daily liturgical hymns, Illustrated sheet music, Morning Prayers, Festal Hymns, Byzantine Chant recordings

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Backer | $5.00 | one-time |
| Booster | $10.00 | one-time |
| Benefactor | $20.00 | one-time |
| Patron | $50.00 | one-time |


## Frequently asked questions

### Is WorldScales free?

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

### Is Eikona free?

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

### Which has better reviews, WorldScales or Eikona?

Eikona is rated higher. WorldScales averages 4.7 out of 5 from 23 ratings, while Eikona averages 5.0 from 62 ratings.

### Do WorldScales or Eikona have ads?

Neither WorldScales nor Eikona shows ads.

### Which is updated more often, WorldScales or Eikona?

WorldScales ships an update every 2 months, and Eikona every 7 months. Most recently, WorldScales was updated on October 24, 2026 and Eikona on October 24, 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.*