OTG Flash Pro vs mFlash
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OTG Flash Pro
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OTG Flash Pro helps you easily manage files on your USB drive, classify and view files, and backup and restore photo albums and contacts for you.
mFlash
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OTG 传输助手是专为 iPhone 打造的外接存储文件管理工具，通过 Lightning/Type-C 转 USB 转接设备连接 U 盘、移动硬盘、读卡器，摆脱电脑束缚，实现手机与外置存储之间高速自由拷贝文件，随时随地备份、转移手机数据。 核心功能 OTG 高速传输 插上转接 U 盘即可自动识别，支持文件复制、剪切、粘贴、删除、重命名，单文件 / 批量文件一键迁移，照片、视频、录音、Word、Excel、PDF、压缩包等全格式兼容。 手机 ↔ U 盘双向互传 手机导出：相册图片、录像、聊天文件、下载资料一键批量拷贝到 U 盘，腾出手机内存； U 盘导入：U 盘中资料直接读取保存至手机，外出办公、拷贝资料无需携带电脑。 内置文件管理器 内置分类视图：图片、视频、文档、音频、压缩包分门别类，支持文件夹新建、排序、搜索，快速查找目标文件，管理 U 盘内部目录更清晰。 离线备份神器 重要工作报表、家庭相册、珍贵视频离线备份至 U 盘，不占用云端流量，无需网络，杜绝云端隐私泄露，数据留存更安全。 多存储兼容 兼容普通 U 盘、固态移动硬盘、TF/SD 读卡器、相机存储卡，适配大部分外接 USB 存储设备，外出拷贝资料、相机导图十分便捷。
Screenshots
Verdict
The clearest difference is device support: OTG Flash Pro at 3 against mFlash's 1. OTG Flash Pro also leads on iOS requirement (14.0 vs 16.0). On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
OTG Flash Pro ships an update every 10 days, mFlash weekly. Both last shipped on September 12, 2026.
| Parameter | OTG Flash Pro | mFlash |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 14.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 136 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | 裕雨 程 | Huizhou Yayu Technology Service Co., Ltd. |
In-app purchases
OTG Flash Pro
No in-app purchases
mFlash
No in-app purchases
