# Unix Time is Readable vs Smart Calc+

The clearest difference is ads: Smart Calc+ at none against Unix Time is Readable's shown. Smart Calc+ also leads on iOS requirement (13.4 vs 15.0). On price, update cadence, 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.

Unix Time is Readable ships an update every 5 days, Smart Calc+ every 3 days. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Unix Time is Readable | Smart Calc+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 3 days** |
| Size | 5 MB | 22 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Fares Alharbi](https://appshunter.io/developer/1434218760) | [Rahman Usta](https://appshunter.io/developer/1750311538) |

## What reviewers say

### Unix Time is Readable

[App page](https://appshunter.io/ios/app/unix-time-is-readable/id1659573028)

**In-app purchases:** none


### Smart Calc+

[App page](https://appshunter.io/ios/app/smart-calc-plus/id6504203262)

**In-app purchases:** none


## Frequently asked questions

### Is Unix Time is Readable free?

Unix Time is Readable is free to download, with no in-app purchases.

### Is Smart Calc+ free?

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

### Do Unix Time is Readable or Smart Calc+ have ads?

Unix Time is Readable shows ads; Smart Calc+ does not.

### Which is updated more often, Unix Time is Readable or Smart Calc+?

Unix Time is Readable ships an update every 5 days, and Smart Calc+ every 3 days. Most recently, Unix Time is Readable was updated on October 16, 2026 and Smart Calc+ on October 15, 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.*