# HETA Climate vs Søby Predictive Maintenance

The clearest difference is iOS requirement: HETA Climate at 11.0 against Søby Predictive Maintenance's 15.0. 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.

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on October 1, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | HETA Climate | Søby Predictive Maintenance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Size | 45 MB | 67 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heta AS](https://appshunter.io/developer/1045525518) | [Aarhus Universitet](https://appshunter.io/developer/1160146447) |

## What reviewers say

### HETA Climate

[App page](https://appshunter.io/ios/app/heta-climate/id1539016679)

**Features:** macOS Compatibility

**In-app purchases:** none


### Søby Predictive Maintenance

[App page](https://appshunter.io/ios/app/sby-predictive-maintenance/id6753162628)

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

**In-app purchases:** none


## Frequently asked questions

### Is HETA Climate free?

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

### Is Søby Predictive Maintenance free?

Søby Predictive Maintenance is free to download, with no in-app purchases.

### Do HETA Climate or Søby Predictive Maintenance have ads?

Neither HETA Climate nor Søby Predictive Maintenance shows ads.

### Which is updated more often, HETA Climate or Søby Predictive Maintenance?

HETA Climate ships an update every 6 months, and Søby Predictive Maintenance every 6 months. Most recently, HETA Climate was updated on October 1, 2026 and Søby Predictive Maintenance on October 17, 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.*