Comparison

Reader Pro vs Sidekick Pro

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

Head to head
About

Reader Pro

This app offers a private, offline-first reading experience for ebooks, PDFs, and audiobooks. It features a minimalist interface, multiple reading styles, and optional iCloud sync for seamless library management across devices.

Highlights
  • Powerful EPUB ebook reader
  • Fast PDF reader
  • Built-in audiobook player
  • Offline reading and listening
  • Optional iCloud synchronization
  • Minimalist, distraction-free interface
Features
Read full description

Read, listen, watch, browse, download, and organize your personal library in one place. Reader Pro is a fast, private, offline-first reader for people who want full control over their Books, PDFs, Audiobooks, Videos and personal files. Build your own library, read without distractions, and keep your content where you choose. Private by Design No AI reading analysis No tracking No profiling No ads Your library stays yours. One App. Full Control. Key Features EPUB book reader Fast PDF reader Audiobook player with background playback Built-in browser for web access and downloads Download and import Audio, Video, EPUB, PDF, and image files Offline reading and listening Optional iCloud sync across Apple devices Private library management Minimal, distraction-free interface Optimized for iPhone, iPad, and Mac Minimal Design. Four Reading Styles. Choose the look that fits your reading environment: Original — Reader Pro’s signature style Paper — warm, book-like reading Black — comfortable night reading White — clean and classic Reader Pro is designed to keep the focus on your content, not the interface.

About

Sidekick Pro

Read full description

Sidekick is an AI assistant for work. It's a personal agent that monitors your Gmail and Calendar, clicks and types in Chrome for you, joins your meetings, makes and receives phone calls on your behalf, and remembers everything that matters — across web, phone, and SMS. NEW: Give your Sidekick its own phone number. It answers incoming calls, takes messages, sends and receives SMS, and follows up — like a real assistant. — WHAT YOUR SIDEKICK CAN DO — INBOX & CALENDAR, ON AUTOPILOT • Realtime Gmail and Google Calendar triage — surfaces what needs you right now • Daily morning digest of your schedule • Proactively suggests next actions and offers to handle them • Reads and edits Google Docs, Sheets, Drive, and Google Tasks PHONE & SMS • Your assistant gets its own dedicated phone number • Make and receive calls through your Sidekick • Send and receive text messages • AI receptionist answers, triages, and takes messages on your behalf VOICE & MEETINGS • Ultra-natural voice mode for hands-free conversations • Joins your Zoom and Google Meet calls to take notes and follow up • Listening mode for real-time summaries and suggestions • Pick up the same conversation across web, phone, and SMS — without losing context MEMORYMESH™ — REMEMBERS EVERYTHING • Proprietary structured memory that persists across browser, voice, SMS, and web • Recalls every past conversation, fact, person, and workflow • Teach it once — it remembers forever ALL THE BEST AI, IN ONE PLACE • Claude, GPT-5, Gemini, and more — the right models for any task • AI-powered web search built in • No vendor lock-in WORKS EVERYWHERE YOU DO • iPhone and iPad • Companion browser extension that sees the page you're on, clicks and types for you, and automates any website • Desktop app with optional local model support • Push notifications, camera, photo library, and contacts integration CONNECT YOUR STACK • MCP support to plug into Slack, GitHub, Notion, Linear, Salesforce, and more • Launch and manage Cursor Cloud Agents from your assistant • Scheduled automations and recurring jobs • Let any AI agent (Cursor, Claude, etc.) drive your browser via MCP Stop managing your day. Start directing it. Download Sidekick Pro and put your AI to work. Terms of Use (EULA) https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Reader Pro4 screens
Sidekick Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: Reader Pro at none against Sidekick Pro's 3. On price, update cadence, 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. Sidekick Pro sells 3 in-app purchases, starting at $59.00 per month. Reader Pro asks for nothing beyond the download.

UpkeepUpdate frequency

Reader Pro ships an update every 3 weeks, Sidekick Pro every 2 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
Reader Pro versus Sidekick Pro: the parameters behind the verdict, then further details
ParameterReader ProSidekick Pro
PriceFreeFree
Rating4.0 (2 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17 — better18.0
Further details — not scored
Size3 MB21 MB
Age rating17+12+
DeveloperEcologicalm UABGadget Labs

In-app purchases

None

Reader Pro

No in-app purchases

3 purchases

Sidekick Pro

Subscriptions3
  • Plus$59.001 Month
  • Business$149.001 Month
  • Ultra$200.001 Month

Questions

Is Reader Pro free?
Reader Pro is free to download, with no in-app purchases.
Is Sidekick Pro free?
Sidekick Pro is free to download, with in-app purchases available.
Do Reader Pro or Sidekick Pro have ads?
Neither Reader Pro nor Sidekick Pro shows ads.
Which is updated more often, Reader Pro or Sidekick Pro?
Reader Pro ships an update every 3 weeks, and Sidekick Pro every 2 weeks. Most recently, Reader Pro was updated on October 31, 2026 and Sidekick Pro on November 5, 2026.

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