# BISOFT vs Melt & Freeze

The clearest difference is update cadence: Melt & Freeze at every 4 days against BISOFT's every 19 months. BISOFT's advantage is iOS requirement (12.1 vs 15.6). 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.

BISOFT ships an update every 19 months, Melt & Freeze every 4 days. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | BISOFT | Melt & Freeze |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 4 days** |
| Monetization | — | Free |
| Size | 22 MB | 0 MB |
| Requires iOS | **12.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Evobi Automations Pvt Ltd](https://appshunter.io/developer/1496588194) | [Hans-Christian Graf von Bothmer](https://appshunter.io/developer/1767584102) |

## What reviewers say

### BISOFT

[App page](https://appshunter.io/ios/app/bisoft/id1502691525)

**Features:** macOS Compatibility

**In-app purchases:** none


### Melt & Freeze

[App page](https://appshunter.io/ios/app/melt-and-freeze/id6670792050)

Explore the particle model of matter with this interactive simulation. Visualize phase transitions from solid to liquid and understand physical principles through real-time observation and adjustable parameters. An ideal educational tool for young learners.

**Highlights:** Real-time solid-liquid transitions, Interactive temperature control, Adjustable particle count, Illustrates particle model, User-friendly for young learners

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BISOFT free?

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

### Is Melt & Freeze free?

Melt & Freeze is free to download, with no in-app purchases.

### Do BISOFT or Melt & Freeze have ads?

Neither BISOFT nor Melt & Freeze shows ads.

### Which is updated more often, BISOFT or Melt & Freeze?

BISOFT ships an update every 19 months, and Melt & Freeze every 4 days. Most recently, BISOFT was updated on November 7, 2026 and Melt & Freeze on October 30, 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.*