Comparison

PowerScale vs Black Duck Media Library

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

Head to head
About

PowerScale

This app allows users to track their anime and manga progress, create custom ranked lists, and engage in community discussions. It offers features like head-to-head battles and tournament-style comparisons to help users organize and share their preferences.

Highlights
  • Track anime and manga progress
  • Create custom ranked lists
  • Engage in head-to-head battles
  • Organize favorites and reading lists
  • Explore community discussions
  • View detailed stats and achievements
Features
Read full description

Everyone rates everything 8/10. PowerScale makes you pick a winner, so your list actually matches your taste. Track the anime and manga you watch and read, then rank them head-to-head instead of with stars. Pick between two titles, again and again, and PowerScale builds your list from your choices. RANK • Head-to-head battles for anime, manga, characters, and theme songs • Tournament brackets and multi-rank rounds when you want to settle a whole lineup • Cast Rankings on any series, by Favorite or Strongest • Community PowerScale rankings, where everyone's picks shape a shared board TRACK • Episode and chapter progress, with statuses for watching, planning, on hold, completed, and dropped • Watch Log on every title, plus Watch Diary for your full history • Bring your library over from AniList or MyAnimeList, with a preview and undo DISCOVER • Smart Recs based on what you've ranked • Explore anime, manga, and playlists built from your library • Reviews and discussions for whole series or single episodes, with spoilers hidden until you tap PLAY • Trivia Arena quizzes • Weekly quests, achievements, profile emblems, and Power for staying active • Hall of Fame for the community's top picks SHARE • A Top 3 on your profile for anime, manga, characters, and theme music • Compare taste with friends and send messages • Share cast boards and ranking images PowerScale is not a streaming app. Keep watching wherever you already do. PowerScale keeps track of it and helps you decide what's actually your favorite. Free to use, with an optional Premium subscription.

About

Black Duck Media Library

Consolidate all your media into one application. Download content, stream live TV and radio, manage podcasts, and organize your personal library, all accessible offline.

Highlights
  • 1-click downloads
  • Live TV & Radio streaming
  • Podcast management
  • Personal media library
  • Offline playback
  • Book and audiobook organization
  • Audio extraction from video
Features
Read full description

Black Duck Media Library brings together 1-click downloads, live TV, radio, podcasts, and your personal media library in one app. Download, import, and organize your videos, audio, books, photos, documents, podcasts, and links in one place. Watch live TV, listen to radio stations and podcasts, discover free content from open catalogs, and enjoy your library even without an internet connection - at home, on the go, or on a flight. Main features: • 1-click downloads from supported websites • Live TV & Radio with thousands of channels and stations • Podcasts with millions of shows and automatic episode downloads • Add files and links, including import via the Share menu • Personal media library with categories, playlists, history, and password-protected lists • Move files between lists • Export to Photos and other apps • Background playback, Picture in Picture, and sleep timer Live TV & Radio: • Watch 10,000+ live TV channels from around the world • Automatic stream switching keeps playback running when a source becomes unavailable • Explore TV channels by selecting countries on an interactive 3D globe • Browse 60,000+ radio stations by country, city, and genre • Discover radio stations using interactive world and city maps • Save your favorite channels and stations • Add your own streams Podcasts: • Access over 2.5 million podcasts from the iTunes catalog • Subscribe to your favorite shows • Automatically download new episodes in the background Books & Audiobooks: • Organize your collection with reading statuses: New, Reading, On Hold, and Read • Create virtual shelves for books you want to read and books stored in your virtual collection • Add books by searching Apple, Google, and Amazon, scanning ISBNs, pasting store links, or scanning book covers • Track book prices across Amazon, Apple Books, and Google Books • Compare prices across stores and get notified when prices drop • Share book cards with cover art and pricing information • Support for EPUB, PDF, FB2, MOBI, and TXT • Customize fonts, spacing, and color themes • Convert text to audio with voice and speed selection • Discover free books from Open Library and Project Gutenberg • Listen to free audiobooks from LibriVox Audio: • Audio player, personal audio library, and your own audio files • Organize audio files into folders • Play entire folders in order and repeat albums • Download audio-only files when available • Extract audio from saved videos Video: • Video player, subtitles, and slideshow for photos and media files • Organize photos into folders and browse them in the built-in viewer • Smart File Picker lets you choose which files to download Black Duck - your all-in-one media hub for downloads, streaming, and personal content. Terms of Use: https://blackduck.amadeus.agency/terms

Screenshots

PowerScale4 screens
Black Duck Media Library4 screens

Verdict

The call

The clearest difference is rating: Black Duck Media Library at 5.0 against PowerScale's 4.0. On price, ratings volume, update cadence 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. PowerScale sells 10 one-off in-app purchases and Black Duck Media Library sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Black Duck Media Library holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 8 and 3 respectively.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 9 level
PowerScale versus Black Duck Media Library: the parameters behind the verdict, then further details
ParameterPowerScaleBlack Duck Media Library
PriceFreeFree
Rating4.0 (8 ratings)5.0 (3 ratings) — better
Positive reviews80.0% of reviews—
Number of ratings8 — better3
Update frequencyWeeklyWeekly
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.0 — better
Further details — not scored
Size450 MB31 MB
Age rating17+4+
DeveloperKhalil WhiteIgor Iatsenko

Customer experience

PowerScale

All ratings8 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

Black Duck Media Library

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

10 purchases

PowerScale

One-time10
  • Bloodnova Aura$1.99
  • Astral Bloom Aura$1.99
  • Aether Core$1.99
Show 7 more
  • Skyforge Aura$1.99
  • Luminara Aura$1.99
  • Starfall Aura$1.99
  • Eclipse Spark Aura$1.99
  • Cyclone Aura$1.99
  • Neon Bloom Aura$1.99
  • Inferno Aura$1.99
4 purchases

Black Duck Media Library

Subscriptions2
  • Pro Monthly$4.991 Month
  • Pro Yearly3 Days trial$29.991 Year
One-time2
  • Ad-Free$7.99
  • Pro Lifetime$59.99

Questions

Is PowerScale free?
PowerScale is free to download, with in-app purchases available.
Is Black Duck Media Library free?
Black Duck Media Library is free to download, with in-app purchases available.
Which has better reviews, PowerScale or Black Duck Media Library?
Black Duck Media Library is rated higher. PowerScale averages 4.0 out of 5 from 8 ratings, while Black Duck Media Library averages 5.0 from 3 ratings.
Do PowerScale or Black Duck Media Library have ads?
Both PowerScale and Black Duck Media Library show ads.
Which is updated more often, PowerScale or Black Duck Media Library?
PowerScale ships an update weekly, and Black Duck Media Library weekly. Most recently, PowerScale was updated on November 4, 2026 and Black Duck Media Library on November 5, 2026.

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