# 隐私相册管家 vs High Precision Calc

The clearest difference is price: 隐私相册管家 at Free against High Precision Calc's $1.99. High Precision Calc's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

隐私相册管家 is free to download; High Precision Calc costs $1.99 up front. 隐私相册管家 sells 1 one-off in-app purchase. High Precision Calc asks for nothing beyond the download.

隐私相册管家 ships an update every 3 weeks, High Precision Calc fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | 隐私相册管家 | High Precision Calc |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 88 MB | 37 MB |
| Requires iOS | 14.0 | **13** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [晓峰 左](https://appshunter.io/developer/1357603673) | [嘉欣 胡](https://appshunter.io/developer/1640395440) |

## What reviewers say

### 隐私相册管家

[App page](https://appshunter.io/ios/app/id1565303650)

This app helps you manage and play local videos on your device. It supports importing videos from various sources, transferring them via Wi-Fi, organizing them into folders, and adjusting playback speed for a personalized viewing experience.

**Highlights:** Import local videos, Wi-Fi video transfer, Folder classification, Adjustable playback speed, Secure video management

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all features | Free | one-time |


### High Precision Calc

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

**In-app purchases:** none


## Frequently asked questions

### Is 隐私相册管家 free?

隐私相册管家 is free to download, with in-app purchases available.

### Is High Precision Calc free?

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

### Do 隐私相册管家 or High Precision Calc have ads?

隐私相册管家 shows ads; High Precision Calc does not.

### Which is updated more often, 隐私相册管家 or High Precision Calc?

隐私相册管家 ships an update every 3 weeks, and High Precision Calc fortnightly. Most recently, 隐私相册管家 was updated on November 7, 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.*