# Appsim vs AIO

The clearest difference is review sentiment: Appsim at 100% against AIO's 33%. Appsim also leads on rating (5.0 vs 4.0). AIO's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.5). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Appsim sells 1 in-app purchase, starting at $33.99 per 3 months. AIO asks for nothing beyond the download.

Appsim holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 6 and 7 respectively. Written reviews point the same way: 100% of Appsim's written reviews are positive against 33% of AIO's.

Appsim ships an update monthly, AIO every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Appsim | AIO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/appsim-mua-ban-sim-so-ep/id1090616155/reviews)** | [4.0 (7 ratings)](https://appshunter.io/ios/app/aio/id6447238511/reviews) |
| Number of ratings | 6 | **7** |
| Positive reviews | **100.0% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 76 MB | 131 MB |
| Requires iOS | 15.5 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SIM.VN JOINT STOCK COMPANY](https://appshunter.io/developer/1090616154) | [VIETTEL CONSTRUCTIONS JOINT STOCK CORPORATION](https://appshunter.io/developer/1698437032) |

## What reviewers say

### Appsim

[App page](https://appshunter.io/ios/app/appsim-mua-ban-sim-so-ep/id1090616155)

This app connects users with a vast collection of mobile numbers, facilitating easy buying and selling. It offers a large inventory of over 35 million numbers and connects sellers with a community of over 50,000 sim traders.

**Highlights:** Largest SIM inventory in Vietnam (35M+ numbers), Easy SIM listing and selling, Access to 50,000+ sim traders, Automatic synchronization to partner websites, Direct video calls between traders, Escrow transaction search and management

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| APPSIM VIP 3 MONTHS ($34.99) | $33.99 | per 3 months |


### AIO

[App page](https://appshunter.io/ios/app/aio/id6447238511)

Discover and purchase a wide range of electronics and home appliances, including TVs, refrigerators, and laptops. Easily find, share, and buy products online with attractive promotions and convenient home delivery.

**Highlights:** Browse electronics and home appliances, Online purchasing, Product search and sharing, Attractive promotions, Home delivery service

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

**In-app purchases:** none


## Frequently asked questions

### Is Appsim free?

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

### Is AIO free?

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

### Which has better reviews, Appsim or AIO?

Appsim is rated higher. Appsim averages 5.0 out of 5 from 6 ratings, while AIO averages 4.0 from 7 ratings.

### Do Appsim or AIO have ads?

Neither Appsim nor AIO shows ads.

### Which is updated more often, Appsim or AIO?

Appsim ships an update monthly, and AIO every 3 weeks. Most recently, Appsim was updated on October 24, 2026 and AIO on October 24, 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.*