# TT SmartConfig vs EAR LINK

The clearest difference is update cadence: TT SmartConfig at every 3 weeks against EAR LINK's every 6 months. EAR LINK's advantage is iOS requirement (14.0 vs 18.0). 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.

TT SmartConfig ships an update every 3 weeks, EAR LINK every 6 months. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | TT SmartConfig | EAR LINK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Size | 32 MB | 160 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Typhon Technologies ApS](https://appshunter.io/developer/1680397002) | [欧仕达听力科技(厦门)有限公司](https://appshunter.io/developer/1405345564) |

## What reviewers say

### TT SmartConfig

[App page](https://appshunter.io/ios/app/tt-smartconfig/id6464694178)

**In-app purchases:** none


### EAR LINK

[App page](https://appshunter.io/ios/app/ear-link/id6505021761)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TT SmartConfig free?

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

### Is EAR LINK free?

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

### Do TT SmartConfig or EAR LINK have ads?

Neither TT SmartConfig nor EAR LINK shows ads.

### Which is updated more often, TT SmartConfig or EAR LINK?

TT SmartConfig ships an update every 3 weeks, and EAR LINK every 6 months. Most recently, TT SmartConfig was updated on October 12, 2026 and EAR LINK on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*