BossPDF vs Audio Steward · 私人有声书
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BossPDF
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All-in-One PDF Editor, Scanner & Converter for iPhone BossPDF is a powerful yet simple PDF editor and scanner that lets you scan documents, merge PDF files, compress PDFs, sign contracts, and organize pages — all in one place. Whether you need to convert photos to PDF, split large files, or protect documents with a password, BossPDF makes managing PDFs fast and effortless. 1. Scan & Convert to PDF - Scan documents with your camera - Convert photos to PDF instantly - Image to PDF in seconds - Docs to PDF from files - Export PDF to images • Open PDF from other apps using “Open With” Perfect for receipts, contracts, notes, schoolwork, and business documents. 2. Edit, Annotate & Sign PDFs - Add text to PDF - Highlight, draw and annotate - Insert signature and sign PDF - Save and reuse signatures - Add pages to PDF - Edit documents anytime, anywhere Everything you need in a reliable PDF editor for iPhone. 3. Merge, Split & Organize Pages - Merge multiple PDF files - Split PDF by page range - Reorder pages with drag and drop - Organize PDF pages easily - Extract selected pages - Duplicate or rotate pages Built for people who need full control over their documents. 4. Bulk PDF Processing (Pro Feature) Save time with powerful bulk mode: - Merge multiple PDFs at once - Batch compress PDF files - Convert multiple documents in one go - Secure multiple files together Designed for professionals, students, and business users handling many files daily. 5. Compress & Protect - Reduce PDF file size - Compress PDF without losing quality - Protect PDF with password • Secure sensitive documents - Manage file permissions Share smaller files faster and keep private data safe. 6. Sync & Access Anywhere - iCloud sync support - Access documents across devices - Seamless file management - Works with Files app Your PDFs stay organized and available when you need them. 7. Why Choose BossPDF? - Clean, fast and easy to use - Powerful PDF editor and scanner in one app - Bulk PDF tools for advanced users - No complicated menus - Built for productivity 8. Subscription - Plans: Annual $19.99 Plan and Weekly $1.99 Plan - Payment will be charged to your Apple ID account at confirmation of purchase. - Subscription automatically renews unless canceled at least 24 hours before the end of the current period. - Your account will be charged for renewal within 24 hours prior to the end of the current period. - You can manage or cancel your subscriptions in your App Store account settings after purchase. - Any unused portion of a free trial period (if offered) will be forfeited when you purchase a subscription. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/appstore/dev/stdeula/ Privacy Policy: https://zingybear.com/privacy BossPDF replaces multiple apps with one simple solution for scanning, editing, merging, compressing and managing PDF files. Download BossPDF today and take full control of your PDFs.
Audio Steward · 私人有声书
This app acts as a tool for your personal audiobooks, managing DRM-free audio files stored in your iCloud Drive. It offers cross-device progress syncing, chapter support, a sleep timer, and Siri integration. The interface is designed for a distraction-free listening experience.
- iCloud Drive primary storage
- Local playback cache
- Chapter metadata support
- Cross-device progress sync
- Sleep timer
- Siri and Shortcuts integration
- Multi-platform support (iPhone, iPad, Mac)
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Audio Steward 是一个为你自己的有声书做的小工具。 不是流媒体,没有内容店,没有 AI 下载,没有广告,没有账号。把你已经拥有的 DRM-free 音频(M4B / MP3 / M4A / AAC / FLAC / WAV)拖进来,剩下的它都搞定。 · 主副本在你的 iCloud Drive 你的有声书原文件保存在 App 在 iCloud Drive 里的私有容器,跟着 iCloud 同步到 iPhone、Mac、iPad。不经过任何开发者服务器。 · 本机只是可释放的播放缓存 听一本书时把它准备到本机播放;不听了一键释放。iCloud 主副本永远不会因为释放本机缓存而丢失。 · 章节、进度、睡眠定时全部记住 读 M4B 章节元数据,跨设备同步进度,睡眠定时器到点自动暂停。锁屏 / 控制中心 / CarPlay / AirPods 控制全部就位。 · 支持 Siri 与快捷指令 "嘿 Siri,继续听 Audio Steward"。±15 秒 / ±30 秒 / 暂停 / 睡眠定时全都可以语音触发。 · 严格的隐私边界 不收集任何数据。没有自家服务器。没有广告 SDK。Privacy Manifest 写得清清楚楚。 · iPhone、iPad、Mac 都能用 SwiftUI 多平台一份代码原生跑三端。iPad 走 sidebar + 内容双栏布局(iPad 9 起所有型号),Mac 直接当一个安静的播放窗口用。 适合谁: · 用过 BookPlayer / Voice / Plex Audiobooks 但嫌它们带太多功能 · 不想把自己花钱买的有声书上传到第三方平台 · 喜欢 Apple Notes / Reminders 这种"用就用、不打扰我"的感觉 · 需要一个夜里听书不会让眼睛炸开的简洁界面 不适合谁: · 想下载新书的人:App 不提供任何内容 · 想用免费有声书服务的人:用 Libby、Audible、Apple Books · 想多人共享的人:本 App 是单人单库设计
Screenshots
Verdict
The clearest difference is in-app purchases: Audio Steward · 私人有声书 at none against BossPDF's 4. Audio Steward · 私人有声书 also leads on update cadence (every 3 days vs weekly) and iOS requirement (17.0 vs 26.2). On price, ads 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
Both are free to download. BossPDF sells 4 in-app purchases, starting at $4.99 per month. Audio Steward · 私人有声书 asks for nothing beyond the download.
BossPDF ships an update weekly, Audio Steward · 私人有声书 every 3 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | BossPDF | Audio Steward · 私人有声书 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Weekly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.2 | 17.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | ZingyBear Technologies LLP | 叙翔 王 |
In-app purchases
BossPDF
- Monthly Plan $4.99$4.991 Month
- Annual Plan $24.99$24.991 Year
- Lifetime access $19.99$19.99
- Lifetime accèss $39.99$39.99
Audio Steward · 私人有声书
No in-app purchases









