# RExharge vs Smart Interphone

The clearest difference is iOS requirement: Smart Interphone at 13.0 against RExharge's 15.1. On price, update cadence, 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.

RExharge ships an update every 4 months, Smart Interphone every 7 months. The most recent releases landed on October 1, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | RExharge | Smart Interphone |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Size | 50 MB | 137 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [REcharge Xolutions Sdn Bhd](https://appshunter.io/developer/1618034563) | [Tzu-Lung Chang](https://appshunter.io/developer/623730215) |

## What reviewers say

### RExharge

[App page](https://appshunter.io/ios/app/rexharge/id1618043818)

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

**In-app purchases:** none


### Smart Interphone

[App page](https://appshunter.io/ios/app/smart-interphone/id6478376348)

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

**In-app purchases:** none


## Frequently asked questions

### Is RExharge free?

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

### Is Smart Interphone free?

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

### Do RExharge or Smart Interphone have ads?

Neither RExharge nor Smart Interphone shows ads.

### Which is updated more often, RExharge or Smart Interphone?

RExharge ships an update every 4 months, and Smart Interphone every 7 months. Most recently, RExharge was updated on October 1, 2026 and Smart Interphone on October 16, 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.*