# Drastic Calc vs CalcNova

Drastic Calc and CalcNova are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Drastic Calc | CalcNova |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Weekly | Weekly |
| Size | 15 MB | 5 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Tatsuro Furuya](https://appshunter.io/developer/1865297357) | [Ashokkumar Karad](https://appshunter.io/developer/1714392087) |

## What reviewers say

### Drastic Calc

[App page](https://appshunter.io/ios/app/drastic-calc/id6757259289)

**Features:** macOS Compatibility

**In-app purchases:** none


### CalcNova

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Drastic Calc free?

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

### Is CalcNova free?

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

### Do Drastic Calc or CalcNova have ads?

Both Drastic Calc and CalcNova show ads.

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

Drastic Calc ships an update weekly, and CalcNova weekly. Most recently, Drastic Calc was updated on October 16, 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.*