# 3 Grab vs Pay500

The clearest difference is update cadence: Pay500 at fortnightly against 3 Grab's every 7 months. 3 Grab's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.6). On price, ads and in-app purchases there is nothing between them.

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

3 Grab ships an update every 7 months, Pay500 fortnightly. The most recent releases landed on June 1, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | 3 Grab | Pay500 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/3-grab/id1522657668/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 65 MB | 42 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Ministry of Post and Telecommunications](https://appshunter.io/developer/1522657670) | [Keoviengthen Vongthongchith](https://appshunter.io/developer/1035545960) |

## What reviewers say

### 3 Grab

[App page](https://appshunter.io/ios/app/3-grab/id1522657668)

This app allows dealers to register SIM cards online for Lao PDR, fulfilling regulatory obligations. It offers a digital alternative to paper-based registrations, saving time and costs. Users can select mobile operators, upload documents, and track registration status.

**Highlights:** Online SIM card registration, Supports all mobile operators, Digital alternative to paper, Secure login, SMS notifications for status, Review and edit before submission

**Features:** macOS Compatibility

**In-app purchases:** none


### Pay500

[App page](https://appshunter.io/ios/app/pay500/id6446875881)

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

**In-app purchases:** none


## Frequently asked questions

### Is 3 Grab free?

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

### Is Pay500 free?

Pay500 is free to download, with no in-app purchases.

### Do 3 Grab or Pay500 have ads?

Neither 3 Grab nor Pay500 shows ads.

### Which is updated more often, 3 Grab or Pay500?

3 Grab ships an update every 7 months, and Pay500 fortnightly. Most recently, 3 Grab was updated on June 1, 2026 and Pay500 on September 19, 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.*