# Eye Test & Vision Checker vs Secure Authenticator OTP, MFA

The clearest difference is update cadence: Secure Authenticator OTP, MFA at every 4 days against Eye Test & Vision Checker's every 8 days. Eye Test & Vision Checker's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Eye Test & Vision Checker sells 6 in-app purchases, starting at $1.99 per 7 days and Secure Authenticator OTP, MFA sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Eye Test & Vision Checker ships an update every 8 days, Secure Authenticator OTP, MFA every 4 days. The most recent releases landed on October 21, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Eye Test & Vision Checker | Secure Authenticator OTP, MFA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.6 (41 ratings)](https://appshunter.io/ios/app/eye-test-and-vision-checker/id6621183937/reviews)** | — |
| Number of ratings | **41** | — |
| Positive reviews | 64.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 90 MB | 14 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Mobimartech SARL](https://appshunter.io/developer/1488311766) | [Devran Oral](https://appshunter.io/developer/1790147471) |

## What reviewers say

### Eye Test & Vision Checker

[App page](https://appshunter.io/ios/app/eye-test-and-vision-checker/id6621183937)

Assess and monitor your vision health with a comprehensive suite of eye tests. Track changes over time, access vision improvement exercises, and receive personalized recommendations. This app offers a convenient and cost-effective way to manage your eye care.

**Highlights:** Visual Acuity Tests, Color Blindness Tests, Astigmatism Detection, Contrast Sensitivity Tests, Eye Health Tracking, Vision Improvement Exercises, Educational Resources

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access - Weekly | $1.99 | per 7 days |
| Pro Access for 1 Week | $1.99 | per 7 days |
| Pro Access - Yearly | $29.99 | per year |
| Pro Access for 1 Year | $29.99 | per year |
| Pro Access - Monthly | $29.99 | per month |
| Pro Access for 1 Month | $39.99 | per month |


### Secure Authenticator OTP, MFA

[App page](https://appshunter.io/ios/app/secure-authenticator-otp-mfa/id6740475388)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro Access | $6.99 | per 7 days |
| Monthly Pro Access | $19.99 | per month |
| Annual Pro Access | $49.99 | per year |


## Frequently asked questions

### Is Eye Test & Vision Checker free?

Eye Test & Vision Checker is free to download, with in-app purchases available.

### Is Secure Authenticator OTP, MFA free?

Secure Authenticator OTP, MFA is free to download, with in-app purchases available.

### Do Eye Test & Vision Checker or Secure Authenticator OTP, MFA have ads?

Neither Eye Test & Vision Checker nor Secure Authenticator OTP, MFA shows ads.

### Which is updated more often, Eye Test & Vision Checker or Secure Authenticator OTP, MFA?

Eye Test & Vision Checker ships an update every 8 days, and Secure Authenticator OTP, MFA every 4 days. Most recently, Eye Test & Vision Checker was updated on October 21, 2026 and Secure Authenticator OTP, MFA on September 13, 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.*