# 智慧门禁 vs Quick Formula Calculator

The clearest difference is in-app purchases: 智慧门禁 at none against Quick Formula Calculator's 1. 智慧门禁 also leads on ads (none vs shown) and iOS requirement (10.0 vs 15.6). Quick Formula Calculator's advantage is update cadence (monthly vs every 13 months). On price and device support there is nothing between them.

Both are free to download. Quick Formula Calculator sells 1 one-off in-app purchase. 智慧门禁 asks for nothing beyond the download.

智慧门禁 ships an update every 13 months, Quick Formula Calculator monthly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 智慧门禁 | Quick Formula Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (1 ratings)](https://appshunter.io/ios/app/quick-formula-calculator/id6754241699/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 42 MB | 32 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing OrionStar Technology Co., Ltd.](https://appshunter.io/developer/1420006151) | [庆鸿 林](https://appshunter.io/developer/1558629938) |

## What reviewers say

### 智慧门禁

[App page](https://appshunter.io/ios/app/id1524738233)

**Features:** macOS Compatibility

**In-app purchases:** none


### Quick Formula Calculator

[App page](https://appshunter.io/ios/app/quick-formula-calculator/id6754241699)

Create custom calculators for any purpose, from academic studies to financial planning. Define variables, functions, and units for precise results. Organize and save your formulas with ease, and access a built-in date calculator for planning.

**Highlights:** Build custom calculators, Define variables and units, Use common math functions, Organize formulas with tags, Automatic calculation history, Built-in date calculator

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Membership | $9.99 | one-time |


## Frequently asked questions

### Is 智慧门禁 free?

智慧门禁 is free to download, with no in-app purchases.

### Is Quick Formula Calculator free?

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

### Do 智慧门禁 or Quick Formula Calculator have ads?

Quick Formula Calculator shows ads; 智慧门禁 does not.

### Which is updated more often, 智慧门禁 or Quick Formula Calculator?

智慧门禁 ships an update every 13 months, and Quick Formula Calculator monthly. Most recently, 智慧门禁 was updated on November 7, 2026 and Quick Formula Calculator on November 5, 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.*