# Sentrius BT610 vs TFT Elock

The clearest difference is update cadence: Sentrius BT610 at fortnightly against TFT Elock's every 2 months. Sentrius BT610 also leads on iOS requirement (13.6 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.

Sentrius BT610 ships an update fortnightly, TFT Elock every 2 months. The most recent releases landed on October 27, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Sentrius BT610 | TFT Elock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 72 MB | 5 MB |
| Requires iOS | **13.6** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ezurio LLC](https://appshunter.io/developer/1529015949) | [Shenzhen TOPFLYTECH Co., Limited](https://appshunter.io/developer/922807869) |

## What reviewers say

### Sentrius BT610

[App page](https://appshunter.io/ios/app/sentrius-bt610/id1545606036)

**Features:** macOS Compatibility

**In-app purchases:** none


### TFT Elock

[App page](https://appshunter.io/ios/app/tft-elock/id1617254145)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sentrius BT610 free?

Sentrius BT610 is free to download, with no in-app purchases.

### Is TFT Elock free?

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

### Do Sentrius BT610 or TFT Elock have ads?

Neither Sentrius BT610 nor TFT Elock shows ads.

### Which is updated more often, Sentrius BT610 or TFT Elock?

Sentrius BT610 ships an update fortnightly, and TFT Elock every 2 months. Most recently, Sentrius BT610 was updated on October 27, 2026 and TFT Elock on October 6, 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.*