# Jumbo Calculator vs Calculator⁻

The clearest difference is rating: Calculator⁻ at 4.4 against Jumbo Calculator's 3.6. Calculator⁻ also leads on ratings volume (3.6K vs 76) and device support (3 vs 1). Jumbo Calculator's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Calculator⁻ holds the better App Store score, 4.4 against 3.6. That said, the two scores are not equally well evidenced: Calculator⁻ has 3.6K ratings behind it against 76, so its average is the more settled of the two. Written reviews point the same way: 50% of Jumbo Calculator's written reviews are positive against 52% of Calculator⁻'s.

Jumbo Calculator ships an update monthly, Calculator⁻ every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Jumbo Calculator | Calculator⁻ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (76 ratings)](https://appshunter.io/ios/app/jumbo-calculator/id361121377/reviews) | **[4.4 (3.6K ratings)](https://appshunter.io/ios/app/calculator/id1327796464/reviews)** |
| Number of ratings | 76 | **3.6K** |
| Positive reviews | 49.6% of reviews | **52.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Ad-supported |
| Size | 23 MB | 4 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Christopher Weems](https://appshunter.io/developer/319461222) | [UniCom Technology](https://appshunter.io/developer/1270764210) |

## What reviewers say

### Jumbo Calculator

[App page](https://appshunter.io/ios/app/jumbo-calculator/id361121377)

This app offers a straightforward large-button calculator experience, ideal for quick calculations. It includes intuitive gestures for editing and accessibility features like VoiceOver support.

**Highlights:** Large, easy-to-read buttons, Swipe for backspace, Double tap to copy/paste, Landscape mode calculator, VoiceOver support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 💡 Large, clear buttons
- 🚀 Fast and responsive
- 🔒 No ads or distractions

**What reviewers complain about**

- 🐛 Lacks basic features like percentage button
- 🔢 Limited functionality for advanced calculations
- 🧠 Does not respect order of operations

**Reported bugs**

- Decimal point sometimes not recognized
- Pos/Neg function not always working as expected

**Requested features**

- Add percentage button
- Implement scientific calculator mode
- Include memory functions
- Add option to dim display by covering solar panel


### Calculator⁻

[App page](https://appshunter.io/ios/app/calculator/id1327796464)

A straightforward calculator app designed for simplicity, offering basic arithmetic operations and percentage calculations. It allows users to record and recall past results, customize colors, and enable touch sounds for a personalized experience.

**Highlights:** Basic arithmetic operations, Percentage calculations, Record and recall results, Customizable colors, Touch sound option

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Efficient calculations
- 💡 Retro design
- 👍 Simple and straightforward

**What reviewers complain about**

- 🐛 Decimal point issues
- 🐛 Incorrect calculations
- 🐛 Broken buttons
- 🔍 Confusing button layout

**Reported bugs**

- Decimal point problem: .5 becomes 5
- Button that should be 7 shows as 9 and gives 9 when used
- Percentage button does not work correctly

**Requested features**

- Backspace button
- Percentage button that works properly
- Arrange buttons in standard calculator layout


## Frequently asked questions

### Is Jumbo Calculator free?

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

### Is Calculator⁻ free?

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

### Which has better reviews, Jumbo Calculator or Calculator⁻?

Calculator⁻ is rated higher. Jumbo Calculator averages 3.6 out of 5 from 76 ratings, while Calculator⁻ averages 4.4 from 3.6K ratings.

### Do Jumbo Calculator or Calculator⁻ have ads?

Calculator⁻ shows ads; Jumbo Calculator does not.

### Which is updated more often, Jumbo Calculator or Calculator⁻?

Jumbo Calculator ships an update monthly, and Calculator⁻ every 2 months. Most recently, Jumbo Calculator was updated on October 23, 2026 and Calculator⁻ on October 24, 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.*