# Visible Calc vs iBigCalc

The clearest difference is in-app purchases: iBigCalc at none against Visible Calc's 2. iBigCalc also leads on update cadence (every 3 weeks vs every 4 months). Visible Calc's advantage is iOS requirement (15.0 vs 17). On price, ads and device support there is nothing between them.

Both are free to download. Visible Calc sells 2 one-off in-app purchases. iBigCalc asks for nothing beyond the download.

Visible Calc ships an update every 4 months, iBigCalc every 3 weeks. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Visible Calc | iBigCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 9 MB | 5 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takao Ichimura](https://appshunter.io/developer/1474061593) | [Manh Phi Nguyen](https://appshunter.io/developer/1461707344) |

## What reviewers say

### Visible Calc

[App page](https://appshunter.io/ios/app/visible-calc/id6760546131)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Remove Ads + Support | $4.99 | one-time |


### iBigCalc

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Visible Calc free?

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

### Is iBigCalc free?

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

### Do Visible Calc or iBigCalc have ads?

Both Visible Calc and iBigCalc show ads.

### Which is updated more often, Visible Calc or iBigCalc?

Visible Calc ships an update every 4 months, and iBigCalc every 3 weeks. Most recently, Visible Calc was updated on November 5, 2026 and iBigCalc on October 28, 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.*