# Smart Interpreter vs SmartProCharging

The clearest difference is update cadence: SmartProCharging at every 2 months against Smart Interpreter's every 14 months. SmartProCharging also leads on iOS requirement (13.0 vs 15.6). 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.

Smart Interpreter ships an update every 14 months, SmartProCharging every 2 months. The most recent releases landed on September 17, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Smart Interpreter | SmartProCharging |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 5 MB | 45 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [YouTeacher Inc.](https://appshunter.io/developer/423093933) | [Faisal Mehmood](https://appshunter.io/developer/1649753706) |

## What reviewers say

### Smart Interpreter

[App page](https://appshunter.io/ios/app/smart-interpreter/id943703274)

This free app translates speech between 28 languages and 37 sounds. It uses advanced technology for accurate translation and pronunciation, making communication and language learning easier.

**Highlights:** Speech to text and text to speech translation, Supports 28 languages, Translates 37 different sounds, Free to use, Accurate translation and pronunciation, Siri voice input integration

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartProCharging

[App page](https://appshunter.io/ios/app/smartprocharging/id6470903269)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Smart Interpreter free?

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

### Is SmartProCharging free?

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

### Do Smart Interpreter or SmartProCharging have ads?

Neither Smart Interpreter nor SmartProCharging shows ads.

### Which is updated more often, Smart Interpreter or SmartProCharging?

Smart Interpreter ships an update every 14 months, and SmartProCharging every 2 months. Most recently, Smart Interpreter was updated on September 17, 2026 and SmartProCharging on September 21, 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.*