Comparison

沁言学术 vs 手机空间清理

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

Head to head

AI科研写作人工智能协同

About

沁言学术

Features

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沁言学术全新版本上线！这次更新，我们重点优化了使用体验，让科研创作更高效、更顺畅。本次更新包括：修复多项已知问题，进一步提升产品稳定性和运行速度。感谢每一位用户的支持与反馈，我们会持续打磨产品，为大家带来更专业、更好用的 AI 科研体验。

About

手机空间清理

Features

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【手机空间清理】是一款专注于相册整理与存储空间优化的实用工具。它可以识别重复照片、相似照片、相似视频、相似截图和模糊照片，帮助你快速发现占用空间的冗余内容；同时支持图片压缩、视频压缩以及 Live Photo 转静态照片。所有待清理内容均可在操作前预览、筛选和确认，应用不会自动删除文件，让你在保留重要回忆的同时，更高效、安心地释放手机存储空间。 - 用户协议：https://privacy.minecaller.com/photo_clean/EULA_zhcn_ios.html - 隐私政策：https://privacy.minecaller.com/photo_clean/privacy_zhcn_ios.html - 会员服务协议：https://privacy.minecaller.com/photo_clean/vip_service_ios.html

Screenshots

沁言学术3 screens

手机空间清理4 screens

Verdict

The call

The clearest difference is update cadence: 沁言学术 at weekly against 手机空间清理's monthly. 沁言学术 also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support 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. 沁言学术 sells 10 one-off in-app purchases and 手机空间清理 sells 4 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

沁言学术 ships an update weekly, 手机空间清理 monthly. The most recent releases landed on October 3, 2026 and October 21, 2026 respectively.

Scorecard2 real differences · 4 level

沁言学术 versus 手机空间清理: the parameters behind the verdict, then further details
Parameter	沁言学术	手机空间清理
Price	Free	Free
Update frequency	Weekly — better	Monthly
Ads	No	No
In-app purchases	Yes	Yes
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	13.0 — better	15.1
Further details — not scored
Size	40 MB	56 MB
Age rating	17+	4+
Developer	北京简圣科技有限公司	青青吴