# PreWill vs Karbor WiFi

The clearest difference is in-app purchases: Karbor WiFi at none against PreWill's 1. Karbor WiFi also leads on iOS requirement (13.0 vs 16.0). PreWill's advantage is update cadence (every 11 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. PreWill sells 1 in-app purchase, starting at $2.99 per month. Karbor WiFi asks for nothing beyond the download.

PreWill ships an update every 11 days, Karbor WiFi monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PreWill | Karbor WiFi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (6 ratings)](https://appshunter.io/ios/app/karbor-wifi/id6702019636/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Monthly |
| Monetization | — | Free |
| Size | 9 MB | 60 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [PreWill, LLC](https://appshunter.io/developer/1633494215) | [深圳市瀚威隆科技有限公司](https://appshunter.io/developer/1726522593) |

## What reviewers say

### PreWill

[App page](https://appshunter.io/ios/app/prewill/id1633494213)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PreWill Subscription Plan | $2.99 | per month |


### Karbor WiFi

[App page](https://appshunter.io/ios/app/karbor-wifi/id6702019636)

This application enables users to manage and recharge their WiFi device SIM cards directly from their smartphone. It offers a convenient way to ensure continuous internet access for intelligent terminals.

**Highlights:** WiFi device SIM card recharge, Internet access solutions, Manage intelligent terminals, Convenient mobile management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PreWill free?

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

### Is Karbor WiFi free?

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

### Do PreWill or Karbor WiFi have ads?

Neither PreWill nor Karbor WiFi shows ads.

### Which is updated more often, PreWill or Karbor WiFi?

PreWill ships an update every 11 days, and Karbor WiFi monthly. Most recently, PreWill was updated on October 25, 2026 and Karbor WiFi 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.*