# PieceCalc Calculator vs Calculator⁷

The clearest difference is in-app purchases: Calculator⁷ at none against PieceCalc Calculator's 3. Calculator⁷ also leads on ads (none vs shown) and ratings volume (18 vs 1). PieceCalc Calculator's advantage is rating (5.0 vs 4.7) and iOS requirement (11.0 vs 16.0). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. PieceCalc Calculator sells 3 one-off in-app purchases. Calculator⁷ asks for nothing beyond the download.

PieceCalc Calculator holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Calculator⁷ has 18 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 85% of PieceCalc Calculator's written reviews are positive against 91% of Calculator⁷'s, so the app with the better star average is not the one people write more warmly about.

PieceCalc Calculator ships an update weekly, Calculator⁷ every 4 days. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PieceCalc Calculator | Calculator⁷ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/piececalc-calculator-workers/id6446441300/reviews)** | [4.7 (18 ratings)](https://appshunter.io/ios/app/calculator/id6670785680/reviews) |
| Number of ratings | 1 | **18** |
| Positive reviews | 85.0% of reviews | **90.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 61 MB | 5 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [秀丽 周](https://appshunter.io/developer/1664323229) | [Space-Time Transformation Technology Co., Ltd.](https://appshunter.io/developer/1296151491) |

## What reviewers say

### PieceCalc Calculator

[App page](https://appshunter.io/ios/app/piececalc-calculator-workers/id6446441300)

This tool simplifies work-related calculations with a comprehensive recording of the process. It offers enhanced features like real units and thousandths display, ensuring accuracy and efficiency for users on iPads and iPhones.

**Highlights:** Complete calculation process recording, iPad compatibility, Real unit support, Thousandths display, Efficient work calculations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Permanent privileges | $3.99 | one-time |
| Permanent membership activity | $6.99 | one-time |
| permanent member | $9.99 | one-time |


### Calculator⁷

[App page](https://appshunter.io/ios/app/calculator/id6670785680)

This free calculator app offers a clean interface with instant launch and a history feature to view past calculations. It includes customizable themes, keypress sounds, and real-time result display for a smooth user experience.

**Highlights:** Calculation history, Segmented input method, iPad split-screen support, Customizable themes and sounds, Real-time result display, Undo and delete functions

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

**In-app purchases:** none


## Frequently asked questions

### Is PieceCalc Calculator free?

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

### Is Calculator⁷ free?

Calculator⁷ is free to download, with no in-app purchases.

### Which has better reviews, PieceCalc Calculator or Calculator⁷?

PieceCalc Calculator is rated higher. PieceCalc Calculator averages 5.0 out of 5 from 1 ratings, while Calculator⁷ averages 4.7 from 18 ratings.

### Do PieceCalc Calculator or Calculator⁷ have ads?

PieceCalc Calculator shows ads; Calculator⁷ does not.

### Which is updated more often, PieceCalc Calculator or Calculator⁷?

PieceCalc Calculator ships an update weekly, and Calculator⁷ every 4 days. Most recently, PieceCalc Calculator was updated on October 21, 2026 and Calculator⁷ on October 14, 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.*