# Chart2020 Lite vs Eye Charts

The clearest difference is review sentiment: Eye Charts at 67% against Chart2020 Lite's 0%. Eye Charts also leads on rating (3.5 vs 1.0) and in-app purchases (none vs 4). Chart2020 Lite's advantage is price (Free vs $4.99) and iOS requirement (12.0 vs 14.0). On update cadence and ads there is nothing between them.

Chart2020 Lite is free to download; Eye Charts costs $4.99 up front. Chart2020 Lite sells 4 in-app purchases, starting at $7.99 per 7 days. Eye Charts asks for nothing beyond the download.

Eye Charts holds the better App Store score, 3.5 against 1.0. That said, the two scores are not equally well evidenced: Eye Charts has 29 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Chart2020 Lite's written reviews are positive against 67% of Eye Charts's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on June 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Chart2020 Lite | Eye Charts |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/chart2020-lite/id1364522406/reviews) | **[3.5 (29 ratings)](https://appshunter.io/ios/app/eye-charts/id1442509969/reviews)** |
| Number of ratings | 1 | **29** |
| Positive reviews | 0.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Subscription | **Free** |
| Size | 58 MB | 23 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Shemesh Health Solutions PTY Ltd](https://appshunter.io/developer/578849338) | [zijian huang](https://appshunter.io/developer/1442509968) |

## What reviewers say

### Chart2020 Lite

[App page](https://appshunter.io/ios/app/chart2020-lite/id1364522406)

This app provides a digital eye chart with various testing options, including different chart types and masking features. It offers remote control capabilities via a companion iPhone app or an optional Bluetooth remote, making it suitable for professional and home use.

**Highlights:** Multiple chart types (Sloan/Snellen, Balancing, Astigmatism), Customizable testing distance, Variety of letter/number/symbol sets, Masking and randomization options, Companion iPhone app for remote control, Optional Bluetooth remote control

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $7.99 | per 7 days |
| Weekly Subscription | $7.99 | per 7 days |
| Monthly Subscription | $19.99 | per month |
| Yearly Subscription | $149.99 | per year |


### Eye Charts

[App page](https://appshunter.io/ios/app/eye-charts/id1442509969)

Measure and track distant vision with optically precise optotypes. Supports various eye chart types and custom test distances. Useful for early detection of vision issues and monitoring progression.

**Highlights:** Optically precise optotypes, Multiple eye chart types (Snellen, Tumbling E, Landolt C, ETDRS, HOTV, Numbers, Shapes), Customizable test distances (meters and feet), Mirror and Bluetooth keyboard testing modes, Manual and auto-scoring test modes, Visual acuity progression tracking, LogMAR scoring

**In-app purchases:** none


## Frequently asked questions

### Is Chart2020 Lite free?

Chart2020 Lite is free to download, with in-app purchases available.

### Is Eye Charts free?

Eye Charts costs $4.99, with no in-app purchases.

### Which has better reviews, Chart2020 Lite or Eye Charts?

Eye Charts is rated higher. Chart2020 Lite averages 1.0 out of 5 from 1 ratings, while Eye Charts averages 3.5 from 29 ratings.

### Do Chart2020 Lite or Eye Charts have ads?

Neither Chart2020 Lite nor Eye Charts shows ads.

### Which is updated more often, Chart2020 Lite or Eye Charts?

Chart2020 Lite ships an update every 3 months, and Eye Charts every 3 months. Most recently, Chart2020 Lite was updated on June 1, 2026 and Eye Charts on September 22, 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.*