# WasTrans vs Smart TWS

The clearest difference is in-app purchases: Smart TWS at none against WasTrans's 14. Smart TWS also leads on update cadence (every 10 days vs every 3 weeks) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. WasTrans sells 14 one-off in-app purchases. Smart TWS asks for nothing beyond the download.

WasTrans ships an update every 3 weeks, Smart TWS every 10 days. Both last shipped on October 27, 2026.

## The numbers

| Metric | WasTrans | Smart TWS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (29 ratings)](https://appshunter.io/ios/app/wastrans/id1550055789/reviews)** | — |
| Number of ratings | **29** | — |
| Positive reviews | 23.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | — |
| Size | 145 MB | 6 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen Maoren Technology Co., Ltd.](https://appshunter.io/developer/1031204281) | [Shenzhen New Core Technology Co., Ltd.](https://appshunter.io/developer/1702473215) |

## What reviewers say

### WasTrans

[App page](https://appshunter.io/ios/app/wastrans/id1550055789)

This app pairs with dedicated translation earbuds to facilitate foreign language communication. It enables seamless conversations with people speaking different languages, supporting multiple languages and accents with fast response times. Some languages offer offline functionality.

**Highlights:** Real-time conversation translation, Supports multiple languages and accents, Millisecond-level response times, Offline mode for select languages, Pairs with dedicated translation earbuds

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7 days | $7.99 | one-time |
| 10Coin | $9.99 | one-time |
| 7 days | $9.99 | one-time |
| 20Coin | $18.99 | one-time |
| 30 days | $18.99 | one-time |
| 30 days | $19.99 | one-time |
| 3 months | $26.99 | one-time |
| 30Coin | $27.99 | one-time |
| 3 months | $29.99 | one-time |
| 6 months | $39.99 | one-time |
| one year | $59.99 | one-time |
| permanent | $99.99 | one-time |
| 1280 coins | $158.99 | one-time |
| 1280 coins | $175.99 | one-time |


### Smart TWS

[App page](https://appshunter.io/ios/app/smart-tws/id6461381290)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WasTrans free?

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

### Is Smart TWS free?

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

### Do WasTrans or Smart TWS have ads?

Neither WasTrans nor Smart TWS shows ads.

### Which is updated more often, WasTrans or Smart TWS?

WasTrans ships an update every 3 weeks, and Smart TWS every 10 days. Most recently, WasTrans was updated on October 27, 2026 and Smart TWS on October 27, 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.*