# CalcHistory vs SmoothDrive

The clearest difference is ads: SmoothDrive at none against CalcHistory's shown. SmoothDrive also leads on update cadence (every 4 days vs every 15 months). CalcHistory's advantage is iOS requirement (15.6 vs 26.0). On price, 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.

CalcHistory ships an update every 15 months, SmoothDrive every 4 days. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | CalcHistory | SmoothDrive |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/calchistory/id1231325032/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 70.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 15 months | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 6 MB | 7 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [sky-nexus Inc.](https://appshunter.io/developer/512522554) | [Takehiro Iimure](https://appshunter.io/developer/1895470812) |

## What reviewers say

### CalcHistory

[App page](https://appshunter.io/ios/app/calchistory/id1231325032)

This calculator app performs calculations in the order you input them, like a standard calculator. It allows you to save calculation results and view the input process, making it easy to spot errors. It also offers a function calculator mode for more complex operations.

**Highlights:** Input order calculation, Save calculation results, View input process, Function calculator mode, Error spotting

**In-app purchases:** none


### SmoothDrive

[App page](https://appshunter.io/ios/app/smoothdrive/id6815512884)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalcHistory free?

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

### Is SmoothDrive free?

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

### Do CalcHistory or SmoothDrive have ads?

CalcHistory shows ads; SmoothDrive does not.

### Which is updated more often, CalcHistory or SmoothDrive?

CalcHistory ships an update every 15 months, and SmoothDrive every 4 days. Most recently, CalcHistory was updated on October 29, 2026 and SmoothDrive on October 26, 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.*