# Synesthesia vs Eikona

The clearest difference is review sentiment: Eikona at 100% against Synesthesia's 38%. Eikona also leads on rating (5.0 vs 2.3) and ratings volume (62 vs 16). Synesthesia's advantage is in-app purchases (none vs 4) and update cadence (monthly vs every 7 months). On price, ads and device support there is nothing between them.

Both are free to download. Eikona sells 4 one-off in-app purchases. Synesthesia asks for nothing beyond the download.

Eikona holds the better App Store score, 5.0 against 2.3. Both are backed by a comparable volume of ratings — 16 and 62 respectively. Written reviews point the same way: 38% of Synesthesia's written reviews are positive against 100% of Eikona's.

Synesthesia ships an update monthly, Eikona every 7 months. The most recent releases landed on June 1, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Synesthesia | Eikona |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (16 ratings)](https://appshunter.io/ios/app/synesthesia-music-visualizer/id1046438840/reviews) | **[5.0 (62 ratings)](https://appshunter.io/ios/app/eikona/id1528572816/reviews)** |
| Number of ratings | 16 | **62** |
| Positive reviews | 37.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 31 MB | 10 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Christian Auzinger](https://appshunter.io/developer/918405870) | [VDUB Software, LLC](https://appshunter.io/developer/284947384) |

## What reviewers say

### Synesthesia

[App page](https://appshunter.io/ios/app/synesthesia-music-visualizer/id1046438840)

Experience music through a spectrum of colors, mimicking the sensory phenomenon of synesthesia. Use it as a dynamic mood light, a calming night light, or to visualize the pitches of songs and instruments.

**Highlights:** Music visualization, Mood lighting, Night light functionality, Pitch to color mapping, Microphone access for real-time audio

**Features:** macOS Compatibility

**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 Synesthesia free?

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

### Is Eikona free?

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

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

Eikona is rated higher. Synesthesia averages 2.3 out of 5 from 16 ratings, while Eikona averages 5.0 from 62 ratings.

### Do Synesthesia or Eikona have ads?

Neither Synesthesia nor Eikona shows ads.

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

Synesthesia ships an update monthly, and Eikona every 7 months. Most recently, Synesthesia was updated on June 1, 2026 and Eikona on September 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*