# 国密标准 vs High Precision Calc

The clearest difference is update cadence: High Precision Calc at fortnightly against 国密标准's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

国密标准 costs $1.99 and High Precision Calc $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

国密标准 ships an update every 8 months, High Precision Calc fortnightly. The most recent releases landed on October 30, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 国密标准 | High Precision Calc |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Size | 518 MB | 37 MB |
| Requires iOS | 13.0 | 13 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [思语 明](https://appshunter.io/developer/1522214627) | [嘉欣 胡](https://appshunter.io/developer/1640395440) |

## What reviewers say

### 国密标准

[App page](https://appshunter.io/ios/app/id6446052244)

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

**In-app purchases:** none


### High Precision Calc

[App page](https://appshunter.io/ios/app/high-precision-calc/id6461723260)

**In-app purchases:** none


## Frequently asked questions

### Is 国密标准 free?

国密标准 costs $1.99, with no in-app purchases.

### Is High Precision Calc free?

High Precision Calc costs $1.99, with no in-app purchases.

### Do 国密标准 or High Precision Calc have ads?

Neither 国密标准 nor High Precision Calc shows ads.

### Which is updated more often, 国密标准 or High Precision Calc?

国密标准 ships an update every 8 months, and High Precision Calc fortnightly. Most recently, 国密标准 was updated on October 30, 2026 and High Precision Calc on November 3, 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.*