Comparison

NAS文件传输 vs Chromaticity Assistant

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Chromaticity Assistant

Free

📊 Productivity

★ 5.01 ratingsView app →

About

NAS文件传输

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专业的多平台文件传输助手,轻松将你的手机电脑变成个人内网Nas存储空间,支持各个平台的文件共享传输,内网传输更安全,私人数据不会泄漏,保护个人数据和隐私。高速传输共享,速度更快,而且不消耗流量。

About

Chromaticity Assistant

This app provides color management and analysis tools. It supports color space conversion, spectral analysis of visible light, and color gamut analysis for various standards.

Highlights

Color space conversion (RGB, CMYK, HSV, LAB, HEX)
Spectral analysis (CIE-1931, CIE-1976)
Color gamut analysis (DCI-P3, NTSC, sRGB, Adobe RGB)
Import optical spectrum data (CSV)
Import primary color coordinates (CSV)

Features

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您的掌上色彩管理与辅助分析助手！本软件支持色彩转换器，实现RGB表色系到CMYK、HSV、LAB、HEX表色系的转换；光谱分析，通过380～780可见光波段CSV格式光学图谱，分析计算CIE-1931、CIE-1976 color point x、y、u、v数据；以及色域分析，通过导入Red、Green、Blue Pattern三原色（x、y）坐标csv档案，计算分析DCI-P3、NTSC、sRGB、Adobe RGB色域覆盖率。

Screenshots

NAS文件传输3 screens

Chromaticity Assistant4 screens

Verdict

The call

The clearest difference is in-app purchases: Chromaticity Assistant at none against NAS文件传输's 1. NAS文件传输's advantage is update cadence (weekly vs every 5 months) and device support (3 vs 1). On price and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. NAS文件传输 sells 1 one-off in-app purchase. Chromaticity Assistant asks for nothing beyond the download.

UpkeepUpdate frequency

NAS文件传输 ships an update weekly, Chromaticity Assistant every 5 months. The most recent releases landed on September 17, 2026 and August 23, 2026 respectively.

Scorecard4 real differences · 5 level

NAS文件传输 versus Chromaticity Assistant: the parameters behind the verdict, then further details
Parameter	NAS文件传输	Chromaticity Assistant
Price	Free	Free
Rating	—	5.0 (1 ratings) — better
Number of ratings	—	1 — better
Update frequency	Weekly — better	Every 5 months
Ads	No	No
In-app purchases	Yes	No — better
Monetization	—	Free
Devices	iPhone, iPod, Mac — better	iPhone
Requires iOS	13.0 — better	17.0
Further details — not scored
Size	29 MB	3 MB
Age rating	4+	4+
Developer	Wuhan Zhiya Technology Co., Ltd.	克俊张

In-app purchases

1 purchases

NAS文件传输

One-time1

赞助一下$0.99

None

Chromaticity Assistant

No in-app purchases

Questions

Is NAS文件传输 free?

NAS文件传输 is free to download, with in-app purchases available.

Is Chromaticity Assistant free?

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

Do NAS文件传输 or Chromaticity Assistant have ads?

Neither NAS文件传输 nor Chromaticity Assistant shows ads.

Which is updated more often, NAS文件传输 or Chromaticity Assistant?

NAS文件传输 ships an update weekly, and Chromaticity Assistant every 5 months. Most recently, NAS文件传输 was updated on September 17, 2026 and Chromaticity Assistant on August 23, 2026.