# Heat & Work vs Hubble

The clearest difference is price: Hubble at $0.99 against Heat & Work's $2.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

Heat & Work costs $2.99 and Hubble $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Heat & Work ships an update every 14 months, Hubble every 9 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Heat & Work | Hubble |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/heat-and-work/id377771944/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 9 months** |
| Monetization | Paid | — |
| Size | 14 MB | 1.7 GB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [Xavier Daxhelet](https://appshunter.io/developer/339056993) | [Alparslan Topbas](https://appshunter.io/developer/1130875171) |

## What reviewers say

### Heat & Work

[App page](https://appshunter.io/ios/app/heat-and-work/id377771944)

Explore fundamental thermodynamics concepts with interactive animations and equations. Ideal for high school and university students, it covers basic definitions, the first and second laws, and various thermodynamic cycles. Teachers can use it to illustrate concepts in the classroom.

**Highlights:** Basic thermodynamics equations, Interactive concept animations, Covers first and second laws, Illustrates thermodynamic cycles, Classroom presentation mode, Over 45 screens of content

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

**In-app purchases:** none


### Hubble

[App page](https://appshunter.io/ios/app/hubble-deep-space-pro/id1579382668)

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

**In-app purchases:** none


## Frequently asked questions

### Is Heat & Work free?

Heat & Work costs $2.99, with no in-app purchases.

### Is Hubble free?

Hubble costs $0.99, with no in-app purchases.

### Do Heat & Work or Hubble have ads?

Neither Heat & Work nor Hubble shows ads.

### Which is updated more often, Heat & Work or Hubble?

Heat & Work ships an update every 14 months, and Hubble every 9 months. Most recently, Heat & Work was updated on November 6, 2026 and Hubble on November 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.*