# Caine Hill Smart vs E.C.A. Poly Smart

Caine Hill Smart and E.C.A. Poly Smart are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Caine Hill Smart | E.C.A. Poly Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/eca-poly-smart/id6476879062/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | — | Free |
| Size | 212 MB | 172 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Green Antsdata Technology (H.K.) Limited](https://appshunter.io/developer/1674957282) | [EMAS MAKINA SANAYI ANONIM SIRKETI](https://appshunter.io/developer/1745114760) |

## What reviewers say

### Caine Hill Smart

[App page](https://appshunter.io/ios/app/caine-hill-smart/id1659379126)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Caine Hill Smart free?

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

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

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

### Do Caine Hill Smart or E.C.A. Poly Smart have ads?

Neither Caine Hill Smart nor E.C.A. Poly Smart shows ads.

### Which is updated more often, Caine Hill Smart or E.C.A. Poly Smart?

Caine Hill Smart ships an update every 4 months, and E.C.A. Poly Smart every 4 months. Most recently, Caine Hill Smart was updated on October 7, 2026 and E.C.A. Poly Smart 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.*