# Netraa vs Opty Slip

The clearest difference is update cadence: Netraa at every 2 weeks against Opty Slip's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Netraa ships an update every 2 weeks, Opty Slip every 2 months. The most recent releases landed on October 11, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Netraa | Opty Slip |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/opty-slip/id6762633001/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 109 MB | 40 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hemal Shah](https://appshunter.io/developer/1841370281) | [Muhammad Shamoon](https://appshunter.io/developer/1894900280) |

## What reviewers say

### Netraa

[App page](https://appshunter.io/ios/app/netraa/id6758888966)

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

**In-app purchases:** none


### Opty Slip

[App page](https://appshunter.io/ios/app/opty-slip/id6762633001)

Manage your optical shop digitally with this all-in-one database system. Track customer records, generate professional invoices, manage orders, and monitor sales and revenue from your mobile device.

**Highlights:** Customer record management, Digital slip generation, Order tracking, Sales and revenue tracking, Prescription history storage, Instant customer search

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Netraa free?

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

### Is Opty Slip free?

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

### Do Netraa or Opty Slip have ads?

Neither Netraa nor Opty Slip shows ads.

### Which is updated more often, Netraa or Opty Slip?

Netraa ships an update every 2 weeks, and Opty Slip every 2 months. Most recently, Netraa was updated on October 11, 2026 and Opty Slip on October 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.*