Comparison

大神水印 vs 格式转换

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

Head to head

大神水印

微商水印,图片照片加水印

Free

📷 Photo & Video

★ 4.8245 ratingsView app →

格式转换

视频转音频、视频转换mp3

Free

📷 Photo & Video

★ 5.06 ratingsView app →

About

大神水印

This app allows users to add custom text and image watermarks to both videos and photos. It also offers a suite of video editing tools, including trimming, speed adjustment, GIF conversion, and audio extraction.

Highlights

Add text and image watermarks
Video trimming and duration adjustment
Video speed control
Convert video to GIF
Extract audio from video
Video compression

Features

Read full description

大神水印，拥有多种视频图片编辑功能。自由添加丰富的文字图片水印。功能简介: 视频裁剪：裁剪视频尺寸大小，支持多种预设尺寸选择，也可自由裁剪裁剪时长：自由裁剪视频的时长视频变速：通过拖动播放速度进行快慢速调整，确定视频需要调节的播放顺序视频转GIF: 视频转GIF，更容易在各个社交平台转发视频转实况：从视频中选取片段，一键转为实况照片(Live Photo) 视频修改MD5: 一键修改视频MD5值镜像对称：视频水平/垂直镜像翻转提取音频：一键从视频提取音频视频压缩：无损压缩大型视频，节省手机存储空间添加水印：视频照片添加丰富的文字图片等形式的水印【连续订阅会员说明】 1.订阅服务:连续(包周/包月/包年)会员 2.订阅周期:一周/一个月/一年;订阅周期内，用户可体验Vip会员功能 3.订阅价格:每周15元/每月30元/每年118元 4.付款:确认购买后，将从用户的苹果iTunes账户扣费 5.取消订阅:若需取消自动续费，请在订阅周期到期前至少24小时关闭自动续订，关闭后不再扣费若未在到期前24小时取消，将自动续订 6.续订:连续(包周/包月/包年)会员到期前24小时，苹果会自动为您从iTunes账户扣除相应费用，成功后(包周/包月/包年)会员服务有效期自动延长一个周期 7.隐私政策: https://mars.gongyinshi.com/pages/dashen/privacy 8.连续订阅协议: https://mars.gongyinshi.com/pages/dashen/renewal 9.用户协议: https://mars.gongyinshi.com/pages/dashen/agreement

About

格式转换

Easily convert video files to various formats like MP4 and MKV, or extract audio into MP3, FLAC, and AAC. This tool simplifies audio and video format transformations with a user-friendly interface.

Highlights

Video to MP4, MKV, MOV, TS conversion
Audio to MP3, FLAC, AAC, WAV conversion
Extract audio from video
One-click conversion
Subscription for premium features

Features

Read full description

全能音视频格式转换。您想要的视频、音频转换功能都在这。【主要功能】视频转格式：支持将视频转换到mp4、mkv、mov、ts等格式；音频转格式：支持mp3,flac,aac,wav.m4a等众多常用的音频格式之间转换；视频转音频：音频提取器，一键提取视频中的音频。一键转换，超级方便！会员订阅：订阅价格为每年98元、每月28元，到期自动续费。订阅会自动续订，除非在当前期间结束前至少24小时关闭自动续订；帐户将在当前期间结束前24小时内收取续订费用，并确定续订费用订阅可以由用户管理，并且可以在购买后转到用户的AppStore帐户设置来关闭自动续订隐私条款：https://blog.csdn.net/m0_74390048/article/details/130524075 使用条款：https://blog.csdn.net/m0_74390048/article/details/130524171

Screenshots

大神水印4 screens

格式转换3 screens

Verdict

The call

The clearest difference is ratings volume: 大神水印 at 245 against 格式转换's 6. 大神水印 also leads on update cadence (every 5 days vs fortnightly). 格式转换's advantage is iOS requirement (12.1 vs 15.1). On price, rating, ads and in-app purchases 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. 大神水印 sells 8 in-app purchases, starting at $2.49 per 7 days and 格式转换 sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

格式转换 holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 大神水印 has 245 ratings behind it against 6, so its average is the more settled of the two.

UpkeepUpdate frequency

大神水印 ships an update every 5 days, 格式转换 fortnightly. Both last shipped on November 3, 2026.

Scorecard3 real differences · 7 level

大神水印 versus 格式转换: the parameters behind the verdict, then further details
Parameter	大神水印	格式转换
Price	Free	Free
Rating	4.8 (245 ratings)	5.0 (6 ratings) — better
Positive reviews	94.4% of reviews	—
Number of ratings	245 — better	6
Update frequency	Every 5 days — better	Fortnightly
Ads	No	No
In-app purchases	Yes	Yes
Monetization	Free with in-app purchases	Freemium
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.1	12.1 — better
Further details — not scored
Size	61 MB	57 MB
Age rating	4+	4+
Developer	伟黄	Light Speed Intelligence Technology Co., Ltd.