# MasterTherm vs Mathgra Math Grapher

The clearest difference is ads: MasterTherm at none against Mathgra Math Grapher's shown. MasterTherm also leads on iOS requirement (15.0 vs 18.0). Mathgra Math Grapher's advantage is update cadence (daily vs every 9 months). On price, 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.

MasterTherm ships an update every 9 months, Mathgra Math Grapher daily. The most recent releases landed on September 30, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | MasterTherm | Mathgra Math Grapher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mastertherm/id622404273/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Daily** |
| Monetization | Free | — |
| Size | 15 MB | 8 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Neoware s.r.o.](https://appshunter.io/developer/622404276) | [Hideyuki Inada](https://appshunter.io/developer/926079378) |

## What reviewers say

### MasterTherm

[App page](https://appshunter.io/ios/app/mastertherm/id622404273)

Remotely monitor and control your MasterTherm heat pump from your iPhone or iPad. Adjust operating modes, set temperatures, manage heating circuits, and even view weather forecasts for your location.

**Highlights:** Remote heat pump status monitoring, Control operation mode and temperature, Setup weather compensation, On/Off switching, Monitor heating circuits, View weather forecast

**Features:** macOS Compatibility

**In-app purchases:** none


### Mathgra Math Grapher

[App page](https://appshunter.io/ios/app/mathgra-math-grapher/id6746895070)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MasterTherm free?

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

### Is Mathgra Math Grapher free?

Mathgra Math Grapher is free to download, with no in-app purchases.

### Do MasterTherm or Mathgra Math Grapher have ads?

Mathgra Math Grapher shows ads; MasterTherm does not.

### Which is updated more often, MasterTherm or Mathgra Math Grapher?

MasterTherm ships an update every 9 months, and Mathgra Math Grapher daily. Most recently, MasterTherm was updated on September 30, 2026 and Mathgra Math Grapher on June 3, 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.*