Comparison

Private Library vs Rocky

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

Head to head
About

Private Library

Features
Read full description

A Calibre iOS client that connects to Calibre's content server. Note! This is for those who manage e-books with calibre.That the app does not provide any books. - You can browse the eBook in Calibre. - Monitor the health status of Calibre content services in real time. - You can sort e-books based on different criteria. - View the details of the eBook. - Different libraries can be switched, just like a real bookshelf. - You can switch between different content servers.

About

Rocky

Manage and view your digital asset addresses across multiple blockchains from a single, intuitive interface. Track on-chain activity, balances, and transactions with a unified Web3 dashboard. This non-custodial tool keeps your data under your control.

Highlights
  • Multi-chain address management
  • Cross-chain asset overview
  • Real-time on-chain data
  • Unified Web3 dashboard
  • Non-custodial and user-controlled
Read full description

Rocky is a Web3 management tool designed to help users organize, view, and manage digital asset addresses across multiple blockchains from one place. With Rocky, users can easily track and explore their on-chain addresses, view asset data across supported networks, and manage multi-chain interactions with a clear and intuitive interface. The app focuses on address management, data visibility, and cross-chain organization, making Web3 easier to understand and use. Key Features • Multi-Chain Address Management Manage and view multiple blockchain addresses in one app, with clear separation by network. • Cross-Chain Overview Quickly switch between different blockchains to check address balances, transaction history, and on-chain activity. • On-Chain Data Query Access public blockchain data such as transactions, tokens, and address information in real time. • Unified Web3 Dashboard A clean and structured interface to help users better understand their Web3 assets and activity. • Non-Custodial & User-Controlled Rocky does not store user funds or private keys. All address data remains under user control.

Screenshots

Private Library4 screens
Rocky3 screens

Verdict

The call

The clearest difference is price: Rocky at Free against Private Library's $1.99. Rocky also leads on update cadence (fortnightly vs every 18 months) and iOS requirement (13.0 vs 16.0). On ads, in-app purchases 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

Rocky is free to download; Private Library costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Private Library ships an update every 18 months, Rocky fortnightly. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

Scorecard3 real differences · 7 level
Private Library versus Rocky: the parameters behind the verdict, then further details
ParameterPrivate LibraryRocky
Price$1.99Free — better
Rating—3.0 (6 ratings) — better
Positive reviews—25.0% of reviews
Number of ratings—6 — better
Update frequencyEvery 18 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.013.0 — better
Further details — not scored
Size9 MB83 MB
Age rating4+17+
Developer艳华 顾Rocky Gift Card INC

In-app purchases

None

Private Library

No in-app purchases

None

Rocky

No in-app purchases

Questions

Is Private Library free?
Private Library costs $1.99, with no in-app purchases.
Is Rocky free?
Rocky is free to download, with no in-app purchases.
Do Private Library or Rocky have ads?
Neither Private Library nor Rocky shows ads.
Which is updated more often, Private Library or Rocky?
Private Library ships an update every 18 months, and Rocky fortnightly. Most recently, Private Library was updated on October 10, 2026 and Rocky on October 13, 2026.

Other comparisons