# SOSglasses vs docYou TNA

The clearest difference is in-app purchases: docYou TNA at none against SOSglasses's 1. SOSglasses's advantage is update cadence (every 2 months vs every 6 months) and iOS requirement (11.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. SOSglasses sells 1 one-off in-app purchase. docYou TNA asks for nothing beyond the download.

SOSglasses ships an update every 2 months, docYou TNA every 6 months. The most recent releases landed on October 18, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | SOSglasses | docYou TNA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sosglasses/id997011622/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 22 MB | 53 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [WPTRNPT LTD.](https://appshunter.io/developer/997011621) | [pulsation IT GmbH](https://appshunter.io/developer/1096083486) |

## What reviewers say

### SOSglasses

[App page](https://appshunter.io/ios/app/sosglasses/id997011622)

This app helps you read small text without your glasses. It uses augmented reality to enhance text readability in low light and bright sunlight, and offers zoom and photo capture features.

**Highlights:** Augmented reality for low light reading, Text enhancement in bright sunlight, Smooth zoom up to 15x, Photo capture for documentation, Invert text mode, Strain-free Sepia mode

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 4 -almost- Magical Features | $0.99 | one-time |


### docYou TNA

[App page](https://appshunter.io/ios/app/docyou-tna/id6473444762)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SOSglasses free?

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

### Is docYou TNA free?

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

### Do SOSglasses or docYou TNA have ads?

Neither SOSglasses nor docYou TNA shows ads.

### Which is updated more often, SOSglasses or docYou TNA?

SOSglasses ships an update every 2 months, and docYou TNA every 6 months. Most recently, SOSglasses was updated on October 18, 2026 and docYou TNA on October 27, 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.*