# (Not Boring) Calculator vs Image Rounderㅤ

The clearest difference is in-app purchases: Image Rounderㅤ at none against (Not Boring) Calculator's 10. Image Rounderㅤ also leads on review sentiment (100% vs 70%) and rating (5.0 vs 4.7). (Not Boring) Calculator's advantage is update cadence (monthly vs every 18 months) and ratings volume (4.1K vs 2). On price, ads and device support there is nothing between them.

Both are free to download. (Not Boring) Calculator sells 9 in-app purchases, starting at $7.99 per month. Image Rounderㅤ asks for nothing beyond the download.

Image Rounderㅤ holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: (Not Boring) Calculator has 4.1K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 70% of (Not Boring) Calculator's written reviews are positive against 100% of Image Rounderㅤ's.

(Not Boring) Calculator ships an update monthly, Image Rounderㅤ every 18 months. The most recent releases landed on October 27, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | (Not Boring) Calculator | Image Rounderㅤ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (4.1K ratings)](https://appshunter.io/ios/app/not-boring-calculator/id1533591596/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/image-rounder/id6448722040/reviews)** |
| Number of ratings | **4.1K** | 2 |
| Positive reviews | 70.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 18 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 138 MB | 24 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Not Boring Software LLC](https://appshunter.io/developer/1531048093) | [Hrishi Suthar](https://appshunter.io/developer/1660005858) |

## What reviewers say

### (Not Boring) Calculator

[App page](https://appshunter.io/ios/app/not-boring-calculator/id1533591596)

This app reimagines the everyday calculator with a fun, game-like interface and animations. It displays your full equation as you type, making it easy to spot and correct mistakes. Customizable skins and seasonal updates keep the experience fresh.

**Highlights:** Shows full equation as you type, Editable equation for mistake correction, 3D interface with game-inspired animations, Built-in percentage calculations, Large, readable numbers, Customizable skins

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Super !Boring Monthly | $7.99 | per month |
| Super !Boring Yearly | $29.99 | per year |
| Chroma Skin | $4.99 | one-time |
| Monsters Skin | $4.99 | one-time |
| Opal Skin | $9.99 | one-time |
| Presstube Skin | $9.99 | one-time |
| Karat Skin | $9.99 | one-time |
| Cedar Skin | $9.99 | one-time |
| !Calculator Plus Lifetime | $14.99 | one-time |

**What reviewers like**

- 💎 Beautifully designed
- 👍 Intuitive and user-friendly
- 🎨 Customizable skins
- 🔊 Satisfying sound effects
- ✏️ Ability to edit mistakes

**What reviewers complain about**

- 💰 Subscription-based model
- 🔢 Limited functionality compared to standard calculator
- 🔍 No calculation history
- 🔒 Paywall for advanced features
- ⏱️ Occasional lag or performance issues

**Reported bugs**

- Crashes when switching between apps
- Freezing on certain devices

**Requested features**

- Scientific calculator functions
- Calculation history
- Widgets and control center integration
- One-time purchase option


### Image Rounderㅤ

[App page](https://appshunter.io/ios/app/image-rounder/id6448722040)

Easily adjust the corners of your images with manual radius control and real-time previews. Export your edited images with a clean, modern interface.

**Highlights:** Material UI design, Manual radius adjustment, Real-time output preview, Easy image export

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

**In-app purchases:** none


## Frequently asked questions

### Is (Not Boring) Calculator free?

(Not Boring) Calculator is free to download, with in-app purchases available.

### Is Image Rounderㅤ free?

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

### Which has better reviews, (Not Boring) Calculator or Image Rounderㅤ?

Image Rounderㅤ is rated higher. (Not Boring) Calculator averages 4.7 out of 5 from 4.1K ratings, while Image Rounderㅤ averages 5.0 from 2 ratings.

### Do (Not Boring) Calculator or Image Rounderㅤ have ads?

Neither (Not Boring) Calculator nor Image Rounderㅤ shows ads.

### Which is updated more often, (Not Boring) Calculator or Image Rounderㅤ?

(Not Boring) Calculator ships an update monthly, and Image Rounderㅤ every 18 months. Most recently, (Not Boring) Calculator was updated on October 27, 2026 and Image Rounderㅤ on October 22, 2026.

---

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