# ProWarm vs Sync Energy

The clearest difference is update cadence: Sync Energy at every 2 weeks against ProWarm's every 10 months. Sync Energy also leads on review sentiment (40% vs 22%). ProWarm's advantage is monetization model (free vs free with in-app purchases). 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.

ProWarm ships an update every 10 months, Sync Energy every 2 weeks. The most recent releases landed on June 9, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | ProWarm | Sync Energy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/prowarm/id1445396744/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 21.8% of reviews | **40.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 191 MB | 73 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [ProWarm](https://appshunter.io/developer/889884452) | [Luceco plc](https://appshunter.io/developer/1449578711) |

## What reviewers say

### ProWarm

[App page](https://appshunter.io/ios/app/prowarm/id1445396744)

Control your underfloor heating system remotely with this app. It offers effortless and intelligent management for convenience and efficiency, putting full heating control at your fingertips anytime, anywhere.

**Highlights:** Effortless control, Intelligent heating management, Remote access, Anytime, anywhere control, Modern living integration

**In-app purchases:** none


### Sync Energy

[App page](https://appshunter.io/ios/app/sync-energy/id6557075265)

Manage your home energy, including EV charging and solar power utilization, with a single, integrated application. This app offers streamlined installation, intelligent energy management, and seamless control for both home users and installers.

**Highlights:** Integrated EV charging and energy management, Streamlined installation and handover, Auto solar charging for EVs, Intelligent tariff-based energy optimization, Effortless product setup for installers, Installer account and installation history management, In-app support resources for installers

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

**In-app purchases:** none


## Frequently asked questions

### Is ProWarm free?

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

### Is Sync Energy free?

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

### Do ProWarm or Sync Energy have ads?

Neither ProWarm nor Sync Energy shows ads.

### Which is updated more often, ProWarm or Sync Energy?

ProWarm ships an update every 10 months, and Sync Energy every 2 weeks. Most recently, ProWarm was updated on June 9, 2026 and Sync Energy on September 22, 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.*