# E.C.A. Poly Smart vs Rochester BLE

The clearest difference is update cadence: Rochester BLE at every 2 months against E.C.A. Poly Smart's every 4 months. E.C.A. Poly Smart's advantage is iOS requirement (12.0 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.

E.C.A. Poly Smart ships an update every 4 months, Rochester BLE every 2 months. The most recent releases landed on June 11, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | E.C.A. Poly Smart | Rochester BLE |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 172 MB | 15 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [EMAS MAKINA SANAYI ANONIM SIRKETI](https://appshunter.io/developer/1745114760) | [Rochester Sensors, LLC](https://appshunter.io/developer/1006999301) |

## What reviewers say

### E.C.A. Poly Smart

[App page](https://appshunter.io/ios/app/eca-poly-smart/id6476879062)

Control your home's heating remotely with this smart thermostat application. Set custom schedules, monitor temperature with open window detection, and save on energy bills. Manage multiple properties and share access with family members.

**Highlights:** Remote temperature control, Daily and weekly scheduling, Open window detection, Multiple home management, Family sharing, Comfort, Economy, Holiday modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Rochester BLE

[App page](https://appshunter.io/ios/app/rochester-ble/id6511220765)

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

**In-app purchases:** none


## Frequently asked questions

### Is E.C.A. Poly Smart free?

E.C.A. Poly Smart is free to download, with no in-app purchases.

### Is Rochester BLE free?

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

### Do E.C.A. Poly Smart or Rochester BLE have ads?

Neither E.C.A. Poly Smart nor Rochester BLE shows ads.

### Which is updated more often, E.C.A. Poly Smart or Rochester BLE?

E.C.A. Poly Smart ships an update every 4 months, and Rochester BLE every 2 months. Most recently, E.C.A. Poly Smart was updated on June 11, 2026 and Rochester BLE on September 5, 2026.

---

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