# Tug Calc vs CalcNova

The clearest difference is in-app purchases: CalcNova at none against Tug Calc's 4. Tug Calc's advantage is ads (none vs shown) and device support (4 vs 2). On price and update cadence there is nothing between them.

Both are free to download. Tug Calc sells 4 in-app purchases, starting at $0.99 per month. CalcNova asks for nothing beyond the download.

Tug Calc ships an update every 5 days, CalcNova weekly. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Tug Calc | CalcNova |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Weekly |
| Size | 54 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [嘉欣 胡](https://appshunter.io/developer/1640395440) | [Ashokkumar Karad](https://appshunter.io/developer/1714392087) |

## What reviewers say

### Tug Calc

[App page](https://appshunter.io/ios/app/tug-calc/id6744523761)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscriptions | $0.99 | per month |
| Quarterly Subscriptions | $0.99 | per 3 months |
| Annual Subscription | $2.99 | per year |
| Perpetual Subscription | $4.99 | one-time |


### CalcNova

[App page](https://appshunter.io/ios/app/calcnova/id6761290684)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tug Calc free?

Tug Calc is free to download, with in-app purchases available.

### Is CalcNova free?

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

### Do Tug Calc or CalcNova have ads?

CalcNova shows ads; Tug Calc does not.

### Which is updated more often, Tug Calc or CalcNova?

Tug Calc ships an update every 5 days, and CalcNova weekly. Most recently, Tug Calc was updated on October 28, 2026 and CalcNova on October 25, 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.*