# TechDigest vs Freestyle Calculator

The clearest difference is in-app purchases: TechDigest at none against Freestyle Calculator's 6. Freestyle Calculator's advantage is ads (none vs shown) and update cadence (every 3 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Freestyle Calculator sells 6 in-app purchases, starting at $0.99 per month. TechDigest asks for nothing beyond the download.

TechDigest ships an update every 3 weeks, Freestyle Calculator every 3 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | TechDigest | Freestyle Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/freestyle-calculator-sci-and-fx/id6760956908/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 61 MB | 26 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Prouha Kevin](https://appshunter.io/developer/1277611068) | [锋 邹](https://appshunter.io/developer/1863829052) |

## What reviewers say

### TechDigest

[App page](https://appshunter.io/ios/app/techdigest/id6756211380)

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

**In-app purchases:** none


### Freestyle Calculator

[App page](https://appshunter.io/ios/app/freestyle-calculator-sci-and-fx/id6760956908)

This app offers real-time calculation previews and flexible expression editing, eliminating the need for an equals button. It saves all calculations with a searchable history and includes unit and currency conversion. Advanced features allow for custom keyboard layouts, themes, and cloud synchronization.

**Highlights:** Real-time calculation preview, Flexible expression editing, Searchable calculation history, Unit and currency conversion, Customizable keyboard layouts, Cloud synchronization

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CalcStudio Pro Monthly | $0.99 | per month |
| CalcStudio Pro Annual | $3.99 | per year |
| Small Tip | $0.99 | one-time |
| Medium Tip | $3.99 | one-time |
| CalcStudio Pro Lifetime | $7.99 | one-time |
| Large Tip | $9.99 | one-time |


## Frequently asked questions

### Is TechDigest free?

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

### Is Freestyle Calculator free?

Freestyle Calculator is free to download, with in-app purchases available.

### Do TechDigest or Freestyle Calculator have ads?

TechDigest shows ads; Freestyle Calculator does not.

### Which is updated more often, TechDigest or Freestyle Calculator?

TechDigest ships an update every 3 weeks, and Freestyle Calculator every 3 days. Most recently, TechDigest was updated on October 25, 2026 and Freestyle Calculator on October 24, 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.*