# iBigCalc vs eCalc

The clearest difference is ads: eCalc at none against iBigCalc's shown. eCalc also leads on update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

iBigCalc ships an update every 3 weeks, eCalc every 2 days. The most recent releases landed on October 16, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | iBigCalc | eCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Size | 5 MB | 2 MB |
| Requires iOS | **17** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Manh Phi Nguyen](https://appshunter.io/developer/1461707344) | [Quynh Dinh Huu](https://appshunter.io/developer/1140053429) |

## What reviewers say

### iBigCalc

[App page](https://appshunter.io/ios/app/ibigcalc/id6760924865)

**Features:** macOS Compatibility

**In-app purchases:** none


### eCalc

[App page](https://appshunter.io/ios/app/ecalc-easy-calculator/id6787689502)

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

**In-app purchases:** none


## Frequently asked questions

### Is iBigCalc free?

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

### Is eCalc free?

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

### Do iBigCalc or eCalc have ads?

iBigCalc shows ads; eCalc does not.

### Which is updated more often, iBigCalc or eCalc?

iBigCalc ships an update every 3 weeks, and eCalc every 2 days. Most recently, iBigCalc was updated on October 16, 2026 and eCalc on October 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*