# Apolo ONCE vs EyeGambit

The clearest difference is iOS requirement: Apolo ONCE at 12.0 against EyeGambit's 15.0. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Apolo ONCE against 5.0 for EyeGambit. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Apolo ONCE ships an update every 5 months, EyeGambit every 3 months. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Apolo ONCE | EyeGambit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/apolo-once/id1282988384/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/eyegambit/id6741042855/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 69.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 15 MB | 35 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ONCE](https://appshunter.io/developer/504522747) | [Federico Paredes Giacosa](https://appshunter.io/developer/1792711058) |

## What reviewers say

### Apolo ONCE

[App page](https://appshunter.io/ios/app/apolo-once/id1282988384)

Access a catalog of audio-described films, series, and documentaries. Stream content online or download audio with descriptions for offline listening. Requires a valid ONCE Club user account.

**Highlights:** Audio-described film catalog, Series and documentaries, Online streaming, Offline audio download, ONCE Club member access

**Features:** macOS Compatibility

**In-app purchases:** none


### EyeGambit

[App page](https://appshunter.io/ios/app/eyegambit/id6741042855)

Train your chess visualization skills with a suite of tools designed for blindfold play. Improve board recognition, piece movement, and tactical understanding through interactive exercises and a progressive campaign.

**Highlights:** Square recognition training, Diagonal recognition exercises, Move recognition drills, Individual piece movement practice, Lichess puzzles with visualization, Local game play against friends or bots, Progressive campaign mode

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

**In-app purchases:** none


## Frequently asked questions

### Is Apolo ONCE free?

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

### Is EyeGambit free?

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

### Which has better reviews, Apolo ONCE or EyeGambit?

Apolo ONCE and EyeGambit are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Apolo ONCE or EyeGambit have ads?

Neither Apolo ONCE nor EyeGambit shows ads.

### Which is updated more often, Apolo ONCE or EyeGambit?

Apolo ONCE ships an update every 5 months, and EyeGambit every 3 months. Most recently, Apolo ONCE was updated on October 24, 2026 and EyeGambit on October 12, 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.*