# CalBasic vs NPV IRR Calc Pro

The clearest difference is update cadence: NPV IRR Calc Pro at every 5 weeks against CalBasic's every 22 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CalBasic ships an update every 22 months, NPV IRR Calc Pro every 5 weeks. The most recent releases landed on October 11, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | CalBasic | NPV IRR Calc Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/calbasic/id1636031976/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 1 MB | 2 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Arun Mahasenan](https://appshunter.io/developer/1636031978) | [廷帅 张](https://appshunter.io/developer/6782363561) |

## What reviewers say

### CalBasic

[App page](https://appshunter.io/ios/app/calbasic/id1636031976)

A straightforward calculator app designed for simplicity. It features color-coded buttons for easy identification and a clean interface. Ideal for quick calculations on your mobile device.

**Highlights:** Basic calculator functionality, Color-coded buttons, Simple and clean interface, Designed for quick calculations

**Features:** Vision Pro support

**In-app purchases:** none


### NPV IRR Calc Pro

[App page](https://appshunter.io/ios/app/npv-irr-calc-pro/id6783791738)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalBasic free?

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

### Is NPV IRR Calc Pro free?

NPV IRR Calc Pro is free to download, with no in-app purchases.

### Do CalBasic or NPV IRR Calc Pro have ads?

Neither CalBasic nor NPV IRR Calc Pro shows ads.

### Which is updated more often, CalBasic or NPV IRR Calc Pro?

CalBasic ships an update every 22 months, and NPV IRR Calc Pro every 5 weeks. Most recently, CalBasic was updated on October 11, 2026 and NPV IRR Calc Pro on October 2, 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.*