# Thermostat control BLE vs ArkEmail

The clearest difference is update cadence: ArkEmail at every 2 months against Thermostat control BLE's every 9 months. Thermostat control BLE's advantage is iOS requirement (13.0 vs 16.0). 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.

Thermostat control BLE ships an update every 9 months, ArkEmail every 2 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Thermostat control BLE | ArkEmail |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (9 ratings)](https://appshunter.io/ios/app/thermostat-control-ble/id1664194054/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 20 MB | 39 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TROLL s.r.l.](https://appshunter.io/developer/1518806492) | [ArkrA LLC](https://appshunter.io/developer/1770422041) |

## What reviewers say

### Thermostat control BLE

[App page](https://appshunter.io/ios/app/thermostat-control-ble/id1664194054)

Control your room temperature directly from your smartphone. This app connects via Bluetooth to your thermostat, allowing you to adjust settings, request room cleaning, or set do-not-disturb preferences for each room.

**Highlights:** Set room temperature via smartphone, Bluetooth thermostat connection, Request room cleaning, Set do-not-disturb preferences, Manage preferences per room

**Features:** macOS Compatibility

**In-app purchases:** none


### ArkEmail

[App page](https://appshunter.io/ios/app/arkemail/id6733223603)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thermostat control BLE free?

Thermostat control BLE is free to download, with no in-app purchases.

### Is ArkEmail free?

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

### Do Thermostat control BLE or ArkEmail have ads?

Neither Thermostat control BLE nor ArkEmail shows ads.

### Which is updated more often, Thermostat control BLE or ArkEmail?

Thermostat control BLE ships an update every 9 months, and ArkEmail every 2 months. Most recently, Thermostat control BLE was updated on October 24, 2026 and ArkEmail on October 24, 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.*