# Calculator Plus #1 vs WolfShield

The clearest difference is in-app purchases: WolfShield at none against Calculator Plus #1's 7. WolfShield also leads on ads (none vs shown) and iOS requirement (12.0 vs 15). On price and device support there is nothing between them.

Both are free to download. Calculator Plus #1 sells 7 in-app purchases, starting at $0.99 per month. WolfShield asks for nothing beyond the download.

## The numbers

| Metric | Calculator Plus #1 | WolfShield |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5.1K ratings)](https://appshunter.io/ios/app/calculator-plus-1/id576156235/reviews)** | — |
| Number of ratings | **5.1K** | — |
| Positive reviews | 88.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 157 MB | 37 MB |
| Requires iOS | 15 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DigitAlchemy LLC](https://appshunter.io/developer/376971628) | [琦柱 汤](https://appshunter.io/developer/1759835364) |

## What reviewers say

### Calculator Plus #1

[App page](https://appshunter.io/ios/app/calculator-plus-1/id576156235)

A straightforward calculator app designed for everyday math, school, budgeting, and shopping. It offers essential functions, a clear interface with large buttons, and a history log for reviewing past calculations. Advanced features include memory functions, percentage calculations, and multi-window support for efficient workflow.

**Highlights:** Basic arithmetic operations, Calculation history, Memory function, Percentage calculations, Large buttons and display, Customizable themes, Multi-window mode

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculator with History | $0.99 | per month |
| Calculator with History | $1.49 | per month |
| Simple Calculator - No Ads | $6.29 | per year |
| Simple Calculator - No Ads | $8.99 | per year |
| Remove ads | $3.99 | one-time |
| Multiple Basic Calculations | $8.99 | one-time |
| Multiple Basic Calculations | $12.99 | one-time |

**What reviewers like**

- 🚀 Great calculator
- 👍 Easy to use
- 👍 Looks very nice
- 👍 Reliable and dependable
- 👍 Useful features like memory

**What reviewers complain about**

- 🐛 Ads disrupt calculations
- 🐛 Too many ads
- 🐛 Ads pop up in the middle of calculations

**Reported bugs**

- App crashes or doesn't open
- Ads still show up even after paying to remove them

**Requested features**

- Add brackets/parentheses for arithmetic operations
- Improve arithmetic operator priority
- Add more algebraic and trigonometric functions


### WolfShield

[App page](https://appshunter.io/ios/app/wolfshield/id6754589284)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Plus #1 free?

Calculator Plus #1 is free to download, with in-app purchases available.

### Is WolfShield free?

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

### Do Calculator Plus #1 or WolfShield have ads?

Calculator Plus #1 shows ads; WolfShield does not.

---

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