Comparison

Zents vs Harbour

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

Head to head
About

Zents

Features
Read full description

Zents — A Quiet Library for the books you love. A clean, cloud-based ebook reader that keeps your library safe, synced, and readable anywhere. Import EPUB, PDF, TXT, CBZ, CBR, FB2, MOBI and DJVU and read them beautifully on iPhone, iPad and the web — with progress that follows you everywhere. Your library, in the cloud - Books stored securely, synced automatically. - 8 formats with beautiful Chinese & English typography. - Organize your shelf, mark finished, resume where you left off. Read offline, sync automatically - Download once, read anywhere — flights, subways, no signal, no problem. - Books open instantly from your device. - Offline reading positions and annotations merge back automatically when you're back online. - Real-time sync across iPhone, iPad and web — no manual steps, across every format. A focused reading experience - Clean, distraction-free pages; adjustable font and spacing. - Light & dark themes. - EPUB TOC, links and images; PDF zoom; CBZ/CBR comics and DJVU scans with pinch-to-zoom. Private & simple - Passwordless email sign-in. No tracking, no ads, no data selling. Getting started Free to use — create an account and sync your books. Want more? Visit zents.app for plans with higher limits and expanded storage. Terms of Service & Privacy: https://zents.app/

About

Harbour

Save articles from any source to read later without distractions. Discover curated content and organize your library with tags and collections. Syncs seamlessly across devices.

Highlights
  • Save articles from any website
  • Discover curated content
  • Distraction-free reading experience
  • Organize with tags and collections
  • Sync across iPhone, iPad, and web
Features
Read full description

THE READ-LATER APP YOU CAN ACTUALLY COOK AND BUILD FROM Everywhere else, saved recipes and projects are just bookmarks. Harbour turns them into the real thing. • Save any recipe — Harbour pulls out ingredients, steps and times • Scale servings and every quantity re-does itself. Switch US or metric. • Cook Mode: full-screen steps, timers, read-aloud, and voice control so you never touch a screen with wet hands • Save any tutorial or plan and get a real project: tools, supplies, steps • Pre-flight brief (Pro): honest difficulty, real time, real cost, and the safety notes the guide skipped — before you commit a weekend • One shopping list across everything you're cooking and building, quantities merged, grouped by aisle • A workshop inventory that knows which tools you already own • Works in the kitchen and the garage — fully offline PLUS EVERYTHING A READ-LATER APP SHOULD DO Semantic search across your whole library, natural-voice listening, newsletter inbox, PDFs, highlights and offline reading. Harbour Pro is an auto-renewable subscription. Payment is charged to your Apple Account at confirmation of purchase, and renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Manage or cancel anytime in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://harbour.henbusinesssolutions.com/privacy

Screenshots

Zents3 screens
Harbour4 screens

Verdict

The call

The clearest difference is in-app purchases: Zents at none against Harbour's 2. Zents also leads on update cadence (every 4 days vs every 5 weeks). Harbour's advantage is device support (5 vs 2) and iOS requirement (15.0 vs 17.0). On price and ads 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. Harbour sells 2 in-app purchases, starting at $2.99 per month. Zents asks for nothing beyond the download.

UpkeepUpdate frequency

Zents ships an update every 4 days, Harbour every 5 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 5 level
Zents versus Harbour: the parameters behind the verdict, then further details
ParameterZentsHarbour
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 4 days — betterEvery 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod, Apple TV, Apple Watch — better
Requires iOS17.015.0 — better
Further details — not scored
Size30 MB8 MB
Age rating4+4+
DeveloperApuretto, Ltd.Hen Solutions LLC

In-app purchases

None

Zents

No in-app purchases

2 purchases

Harbour

Subscriptions2
  • Harbour Pro Monthly$2.991 Month
  • Harbour Pro Annual$24.991 Year

Questions

Is Zents free?
Zents is free to download, with no in-app purchases.
Is Harbour free?
Harbour is free to download, with in-app purchases available.
Do Zents or Harbour have ads?
Neither Zents nor Harbour shows ads.
Which is updated more often, Zents or Harbour?
Zents ships an update every 4 days, and Harbour every 5 weeks. Most recently, Zents was updated on November 4, 2026 and Harbour on October 31, 2026.

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