# 神指计算器 vs Calculator HD

The clearest difference is ads: 神指计算器 at none against Calculator HD's shown. 神指计算器 also leads on iOS requirement (10.0 vs 12.0). Calculator HD's advantage is update cadence (every 6 days vs every 77 months). On price, in-app purchases and device support there is nothing between them.

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

神指计算器 ships an update every 77 months, Calculator HD every 6 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 神指计算器 | Calculator HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (16 ratings)](https://appshunter.io/ios/app/calculator-hd-professional/id6462440436/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 77 months | **Every 6 days** |
| Monetization | — | Ad-supported |
| Size | 33 MB | 84 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhiqidong Internet Co.,Ltd](https://appshunter.io/developer/726696009) | [Guangzhou Brilliance Forever Information Technology Co.Ltd](https://appshunter.io/developer/1698668731) |

## What reviewers say

### 神指计算器

[App page](https://appshunter.io/ios/app/id649775118)

**In-app purchases:** none


### Calculator HD

[App page](https://appshunter.io/ios/app/calculator-hd-professional/id6462440436)

A professional and practical calculator with voice reporting and customizable themes. It saves historical calculations and supports bracket operations and error correction.

**Highlights:** Retro voice reporting, Customizable theme colors, Background image settings, Real-time historical records, Bracket operations support, Error deletion and recall

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 神指计算器 free?

神指计算器 is free to download, with no in-app purchases.

### Is Calculator HD free?

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

### Do 神指计算器 or Calculator HD have ads?

Calculator HD shows ads; 神指计算器 does not.

### Which is updated more often, 神指计算器 or Calculator HD?

神指计算器 ships an update every 77 months, and Calculator HD every 6 days. Most recently, 神指计算器 was updated on October 7, 2026 and Calculator HD 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.*