Comparison

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.

Head to head
About

BossPDF

Features
Read full description

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.

About

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.

Highlights
  • 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)
Features
Read full description

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

BossPDF4 screens
Audio Steward · 私人有声书2 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 6 level
BossPDF versus Audio Steward · 私人有声书: the parameters behind the verdict, then further details
ParameterBossPDFAudio Steward · 私人有声书
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyWeeklyEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.217.0 — better
Further details — not scored
Size13 MB6 MB
Age rating4+4+
DeveloperZingyBear Technologies LLP叙翔 王

In-app purchases

4 purchases

BossPDF

Subscriptions2
  • Monthly Plan $4.99$4.991 Month
  • Annual Plan $24.99$24.991 Year
One-time2
  • Lifetime access $19.99$19.99
  • Lifetime accèss $39.99$39.99
None

Audio Steward · 私人有声书

No in-app purchases

Questions

Is BossPDF free?
BossPDF is free to download, with in-app purchases available.
Is Audio Steward · 私人有声书 free?
Audio Steward · 私人有声书 is free to download, with no in-app purchases.
Do BossPDF or Audio Steward · 私人有声书 have ads?
Neither BossPDF nor Audio Steward · 私人有声书 shows ads.
Which is updated more often, BossPDF or Audio Steward · 私人有声书?
BossPDF ships an update weekly, and Audio Steward · 私人有声书 every 3 days. Most recently, BossPDF was updated on October 25, 2026 and Audio Steward · 私人有声书 on October 28, 2026.

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