# Calculator Plus Basic & PEMDAS vs Mumu Calculator

The clearest difference is update cadence: Calculator Plus Basic & PEMDAS at weekly against Mumu Calculator's every 3 weeks. Calculator Plus Basic & PEMDAS also leads on ratings volume (5 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Calculator Plus Basic & PEMDAS sells 1 one-off in-app purchase and Mumu Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Calculator Plus Basic & PEMDAS against 5.0 for Mumu Calculator. That said, the two scores are not equally well evidenced: Calculator Plus Basic & PEMDAS has 5 ratings behind it against 1, so its average is the more settled of the two.

Calculator Plus Basic & PEMDAS ships an update weekly, Mumu Calculator every 3 weeks. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Calculator Plus Basic & PEMDAS | Mumu Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/calculator-plus-basic-and-pemdas/id6758761367/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/mumu-calculator/id6774240639/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 91 MB | 10 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paul Flowers](https://appshunter.io/developer/1874852072) | [楠 李](https://appshunter.io/developer/6773365034) |

## What reviewers say

### Calculator Plus Basic & PEMDAS

[App page](https://appshunter.io/ios/app/calculator-plus-basic-and-pemdas/id6758761367)

This app offers a customizable calculator experience with a clean interface and advanced features like PEMDAS mode and calculation history. Personalize its appearance with numerous themes and button styles to suit your preferences.

**Highlights:** PEMDAS order of operations mode, Over 50 customizable color themes, Full calculation history, Adjustable decimal precision, Copy and paste functionality, Sales tax calculations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| More Beans Calculator | $4.99 | one-time |


### Mumu Calculator

[App page](https://appshunter.io/ios/app/mumu-calculator/id6774240639)

This app allows you to edit past calculations, making it easy to correct mistakes or continue complex math problems. It offers features like adding notes, tracking subtotals, and saving archives for organized financial management and everyday use.

**Highlights:** Edit past calculations with precise cursor placement, Add notes to calculation groups, Track subtotals, Save and reopen calculation archives, Restore deleted records, Copy selected records

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro | $2.99 | one-time |


## Frequently asked questions

### Is Calculator Plus Basic & PEMDAS free?

Calculator Plus Basic & PEMDAS is free to download, with in-app purchases available.

### Is Mumu Calculator free?

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

### Which has better reviews, Calculator Plus Basic & PEMDAS or Mumu Calculator?

Calculator Plus Basic & PEMDAS and Mumu Calculator are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Calculator Plus Basic & PEMDAS or Mumu Calculator have ads?

Both Calculator Plus Basic & PEMDAS and Mumu Calculator show ads.

### Which is updated more often, Calculator Plus Basic & PEMDAS or Mumu Calculator?

Calculator Plus Basic & PEMDAS ships an update weekly, and Mumu Calculator every 3 weeks. Most recently, Calculator Plus Basic & PEMDAS was updated on October 2, 2026 and Mumu Calculator on October 14, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*