# Zeitmaschine vs Studio Calculator

The clearest difference is update cadence: Studio Calculator at every 5 weeks against Zeitmaschine's every 7 months. Studio Calculator also leads on price ($1.99 vs $3.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Zeitmaschine costs $3.99 and Studio Calculator $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Zeitmaschine ships an update every 7 months, Studio Calculator every 5 weeks. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Zeitmaschine | Studio Calculator |
| --- | --- | --- |
| Price | $3.99 | **$1.99** |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/studio-calculator/id1579974135/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | — | Paid |
| Size | 152 MB | 3 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Grohe & Giannakakis Applications GbR](https://appshunter.io/developer/1185329512) | [The RedHouse Apps](https://appshunter.io/developer/384363265) |

## What reviewers say

### Zeitmaschine

[App page](https://appshunter.io/ios/app/zeitmaschine/id1185329513)

**Features:** macOS Compatibility

**In-app purchases:** none


### Studio Calculator

[App page](https://appshunter.io/ios/app/studio-calculator/id1579974135)

This app provides fast, smart, and accurate music-related calculations for audio professionals. It intelligently determines results based on the values you input, eliminating the need to search external resources. Stay focused on your work with instant answers for tempo, delay, pitch, duration, and more.

**Highlights:** BPM & tempo calculations, Delay & phase alignment, Time-stretch & pitch shift, Duration & file size, Frequency to MIDI note, Frame-based timing, Tap tempo input

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

**In-app purchases:** none


## Frequently asked questions

### Is Zeitmaschine free?

Zeitmaschine costs $3.99, with no in-app purchases.

### Is Studio Calculator free?

Studio Calculator costs $1.99, with no in-app purchases.

### Do Zeitmaschine or Studio Calculator have ads?

Neither Zeitmaschine nor Studio Calculator shows ads.

### Which is updated more often, Zeitmaschine or Studio Calculator?

Zeitmaschine ships an update every 7 months, and Studio Calculator every 5 weeks. Most recently, Zeitmaschine was updated on October 29, 2026 and Studio Calculator 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.*