# calculator plus app vs GrandWall

The clearest difference is in-app purchases: GrandWall at none against calculator plus app's 3. GrandWall also leads on update cadence (every 2 days vs monthly). calculator plus app's advantage is review sentiment (100% vs 80%) and iOS requirement (15.6 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. calculator plus app sells 3 in-app purchases, starting at $0.99 per month. GrandWall asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for calculator plus app against 5.0 for GrandWall. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 100% of calculator plus app's written reviews are positive against 80% of GrandWall's.

calculator plus app ships an update monthly, GrandWall every 2 days. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | calculator plus app | GrandWall |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/calculator-plus-app/id6477162507/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/grandwall/id6772698396/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | **100.0% of reviews** | 80.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 20 MB | 88 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Quanxiangweilai Technology (guangzhou) Co., Ltd.](https://appshunter.io/developer/1503328001) | [草帽公社](https://appshunter.io/developer/1855749198) |

## What reviewers say

### calculator plus app

[App page](https://appshunter.io/ios/app/calculator-plus-app/id6477162507)

This app offers a versatile calculator with history saving and attachment support. It handles basic arithmetic, scientific functions, and allows sharing results. Set alarms for calculations to meet daily needs.

**Highlights:** Save calculation history, Attach files to calculations, Share results and attachments, Set alarms for calculations, Standard and scientific modes, Basic arithmetic operations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly pass | $0.99 | per month |
| Season card | $2.59 | per 3 months |
| Annual Pass | $9.99 | per year |


### GrandWall

[App page](https://appshunter.io/ios/app/grandwall/id6772698396)

Discover and download a wide variety of mobile wallpapers with this tool. Browse by category, preview how they look on your lock and home screens, and adjust blur effects. Save your favorites to your system album for easy application.

**Highlights:** Browse continuously updated wallpapers, Categorized browsing, Preview on lock and home screens, Adjust blur effects, Save to system album, Membership subscription, Individual wallpaper purchase

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

**In-app purchases:** none


## Frequently asked questions

### Is calculator plus app free?

calculator plus app is free to download, with in-app purchases available.

### Is GrandWall free?

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

### Which has better reviews, calculator plus app or GrandWall?

calculator plus app and GrandWall are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do calculator plus app or GrandWall have ads?

Neither calculator plus app nor GrandWall shows ads.

### Which is updated more often, calculator plus app or GrandWall?

calculator plus app ships an update monthly, and GrandWall every 2 days. Most recently, calculator plus app was updated on October 12, 2026 and GrandWall 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.*