# ProWarm vs Chat88

The clearest difference is device support: Chat88 at 4 against ProWarm's 2. ProWarm's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence, ads and in-app purchases 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, Chat88 every 13 months. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | ProWarm | Chat88 |
| --- | --- | --- |
| 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 | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 13 months |
| Monetization | Free | — |
| Size | 191 MB | 75 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 12+ | 4+ |
| Developer | [ProWarm](https://appshunter.io/developer/889884452) | [Elisha Telecom LTD](https://appshunter.io/developer/1829400876) |

## 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

**What reviewers like**

- 👍 Works as needed
- 👍 Straightforward setup
- 👍 Easy control from anywhere
- 👍 Zone control is fab
- 👍 Functions on a basic level

**What reviewers complain about**

- 🐛 Horrible design app
- 🐛 Too complicated
- 🐛 Hangs
- 🐛 Unless app
- 🐛 Hardest app to use

**Reported bugs**

- 🐛 Thermostat disconnected, cannot find to reconnect
- 🐛 App logs out, forgets device, resets
- 🐛 Heating mysteriously drops temperature
- 🐛 No QR code for setup
- 🐛 App detects wrong devices

**Requested features**

- 💡 More granular scaling of history temp graph
- 💡 Ability to export data
- 💡 Integration with Google Home
- 💡 Display floor and room temperature on main screen
- 💡 Ability to connect Siri


### Chat88

[App page](https://appshunter.io/ios/app/chat88/id6749227777)

**Features:** macOS Compatibility, Siri integration, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ProWarm free?

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

### Is Chat88 free?

Chat88 is free to download, with no in-app purchases.

### Do ProWarm or Chat88 have ads?

Neither ProWarm nor Chat88 shows ads.

### Which is updated more often, ProWarm or Chat88?

ProWarm ships an update every 10 months, and Chat88 every 13 months. Most recently, ProWarm was updated on October 6, 2026 and Chat88 on October 5, 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.*