# Calculator CIassic vs TrueLevel

The clearest difference is ads: TrueLevel at none against Calculator CIassic's shown. Calculator CIassic's advantage is update cadence (weekly vs monthly) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. Calculator CIassic sells 1 one-off in-app purchase and TrueLevel sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Calculator CIassic ships an update weekly, TrueLevel monthly. The most recent releases landed on September 14, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Calculator CIassic | TrueLevel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (10 ratings)](https://appshunter.io/ios/app/calculator-ciassic/id6447488409/reviews)** | — |
| Number of ratings | **10** | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 62 MB | 3 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Edison Largo](https://appshunter.io/developer/978541799) | [Daniil Mukashev](https://appshunter.io/developer/1833839105) |

## What reviewers say

### Calculator CIassic

[App page](https://appshunter.io/ios/app/calculator-ciassic/id6447488409)

A straightforward and user-friendly calculator app designed for quick calculations. It features a display log for tracking calculations, a backspace key for corrections, and supports both decimal points and commas.

**Highlights:** Display log for calculations, Backspace key for corrections, Decimal point and comma support, Easy-to-use interface, Suitable for students and professionals

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### TrueLevel

[App page](https://appshunter.io/ios/app/truelevel-bubble-level-tool/id6760949015)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrueLevel Pro | $3.99 | one-time |


## Frequently asked questions

### Is Calculator CIassic free?

Calculator CIassic is free to download, with in-app purchases available.

### Is TrueLevel free?

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

### Do Calculator CIassic or TrueLevel have ads?

Calculator CIassic shows ads; TrueLevel does not.

### Which is updated more often, Calculator CIassic or TrueLevel?

Calculator CIassic ships an update weekly, and TrueLevel monthly. Most recently, Calculator CIassic was updated on September 14, 2026 and TrueLevel on September 27, 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.*