# Unical Ufly vs Optivolt

The clearest difference is in-app purchases: Unical Ufly at none against Optivolt's 1. Unical Ufly also leads on iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Optivolt sells 1 one-off in-app purchase. Unical Ufly asks for nothing beyond the download.

## The numbers

| Metric | Unical Ufly | Optivolt |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 11.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 18 months | — |
| Monetization | Free | — |
| Size | 10 MB | 2 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DigiBrain](https://appshunter.io/developer/1124086004) | [Stefano Ferrario](https://appshunter.io/developer/6822181285) |

## What reviewers say

### Unical Ufly

[App page](https://appshunter.io/ios/app/unical-ufly/id1124086005)

Control your Unical heating system remotely via smartphone or tablet. Program daily and weekly schedules for heating and hot water, monitor boiler status, and receive push notifications for system errors. Supports multiple profiles for different homes.

**Highlights:** Remote heating system control, Daily and weekly programming, Domestic hot water scheduling, Boiler status monitoring, Solar system control, Error history and system reset, Push notifications for system issues

**Features:** macOS Compatibility

**In-app purchases:** none


### Optivolt

[App page](https://appshunter.io/ios/app/optivolt-smart-ev-charging/id6822181283)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Optivolt Pro | $2.99 | one-time |


## Frequently asked questions

### Is Unical Ufly free?

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

### Is Optivolt free?

Optivolt is free to download, with in-app purchases available.

### Do Unical Ufly or Optivolt have ads?

Neither Unical Ufly nor Optivolt shows ads.

---

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