# Formula Calculator # vs Paqd

The clearest difference is in-app purchases: Paqd at none against Formula Calculator #'s 4. Paqd also leads on ads (none vs shown). Formula Calculator #'s advantage is update cadence (every 5 weeks vs every 4 months) and iOS requirement (12.0 vs 15.5). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Formula Calculator # sells 4 one-off in-app purchases. Paqd asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Formula Calculator # against 5.0 for Paqd. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Formula Calculator # ships an update every 5 weeks, Paqd every 4 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Formula Calculator # | Paqd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/formula-calculator/id6504839903/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/paqd/id6760275397/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 67 MB | 39 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [威 刘](https://appshunter.io/developer/1465235012) | [Lufti Labs LLC](https://appshunter.io/developer/1880488015) |

## What reviewers say

### Formula Calculator #

[App page](https://appshunter.io/ios/app/formula-calculator/id6504839903)

Perform calculations with a vast library of built-in formulas or create your own. Save and sync custom formulas to the cloud for easy access across devices. Includes a comprehensive scientific calculator.

**Highlights:** Extensive built-in calculation formulas, Create and save custom formulas, Cloud synchronization for custom formulas, Share custom formulas with others, Comprehensive scientific calculator

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month subscription | $1.49 | one-time |
| 3 months subscription | $2.49 | one-time |
| 6 months subscription | $3.49 | one-time |
| 1 year subscription | $4.49 | one-time |


### Paqd

[App page](https://appshunter.io/ios/app/paqd/id6760275397)

Easily catalog and organize your belongings with this app. Photograph items, assign them to locations and containers, and find anything instantly with powerful search. It's ideal for managing storage, moving, or decluttering your home.

**Highlights:** Photograph and catalog items, Organize into containers and locations, Instant search functionality, QR code labeling, Offline functionality, Data stays on device

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

**In-app purchases:** none


## Frequently asked questions

### Is Formula Calculator # free?

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

### Is Paqd free?

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

### Which has better reviews, Formula Calculator # or Paqd?

Formula Calculator # and Paqd are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Formula Calculator # or Paqd have ads?

Formula Calculator # shows ads; Paqd does not.

### Which is updated more often, Formula Calculator # or Paqd?

Formula Calculator # ships an update every 5 weeks, and Paqd every 4 months. Most recently, Formula Calculator # was updated on October 24, 2026 and Paqd on October 28, 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.*