Comparison

Audio Library vs LocalViewer

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

Head to head
About

Audio Library

Discover thousands of high-quality sound effects for your video projects. Easily browse through categorized collections like animals, horror, weapons, and more to find the perfect audio.

Highlights
  • Thousands of sound effects
  • High-quality audio
  • Categorized browsing
  • Animal sounds
  • Horror sounds
  • Weapon sounds
Features
Read full description

Are you looking for sound effects to make video? This app is the best suit for you. Sound Library is an app which offer thousands of cool sound effects. SOUND EFFECTS LIBRARY: Enjoy high quality sounds. EASY NAVIGATION: Quickly find what you are looking for by browsing through relevant categories such as: animals, horror, disgusting, weapons, birds, etc.

About

LocalViewer

Features
Read full description

LocalViewer brings local documents, web files, ebooks, code, images, audio and video into one viewer for iPhone and iPad. Open content from Files, the Share Sheet, web folders or linked folders, then organize, read and play it on your device. No account is required. Supported content • Web and data: HTML, HTM, Markdown, TXT, JSON, CSV, TSV, SVG and limited TSX/JSX component previews • Documents: PDF, Word, Excel, PowerPoint and RTF • Ebooks: DRM-free EPUB 2 and EPUB 3, including reflowable and fixed layouts • Images: JPG, PNG, WebP, HEIC, TIFF, BMP, GIF, PSD and other supported variants • Media: MP3, M4A, AAC, WAV, FLAC, plus MP4, MOV and M4V with system-supported codecs • Code and configuration: Swift, Python, JavaScript, TypeScript, CSS, C/C++, Java, Kotlin, Shell, SQL, XML, YAML, TOML, INI, CONF and plist Read and play • EPUB contents, in-book search, themes and position recovery; adjust text size in reflowable books while preserving fixed layouts • Video seeking, playback speed and full screen; audio and video play in the foreground, with one active playback source • Read-only code with line numbers, basic highlighting, wrapping, find and copy; binary plist is displayed as XML • RTF formatting where supported, text search, copying and reading-position recovery • Outlines, in-document search, image zoom and format-specific exports where available Organize and import • Filename search, type filters, grouping, favorites, move and rename • Import from Files, Share Extension, complete web folders or linked folders • Undo deletion within 3 seconds • Control web scripts, external resources, zoom and back/forward navigation No account, ads or analytics SDKs. LocalViewer does not actively collect personal data; imported content stays on your device by default. Publication scripts and automatic remote resources are disabled for EPUB. Video compatibility depends on the actual codec supported by the system.

Screenshots

Audio Library4 screens
LocalViewer4 screens

Verdict

The call

The clearest difference is in-app purchases: LocalViewer at none against Audio Library's 1. LocalViewer also leads on price ($1.99 vs $4.99). Audio Library's advantage is iOS requirement (11.0 vs 18.6). On 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

Audio Library costs $4.99 and LocalViewer $1.99 up front. Audio Library sells 1 one-off in-app purchase. LocalViewer asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 7 level
Audio Library versus LocalViewer: the parameters behind the verdict, then further details
ParameterAudio LibraryLocalViewer
Price$4.99$1.99 — better
Rating4.6 (110 ratings) — better—
Positive reviews53.8% of reviews—
Number of ratings110 — better—
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better18.6
Further details — not scored
Size46 MB27 MB
Age rating4+4+
DeveloperVinh Nguyen Van明罡 蒋

In-app purchases

1 purchases

Audio Library

One-time1
  • Remove ads$4.99
None

LocalViewer

No in-app purchases

Questions

Is Audio Library free?
Audio Library costs $4.99, and also offers in-app purchases.
Is LocalViewer free?
LocalViewer costs $1.99, with no in-app purchases.
Do Audio Library or LocalViewer have ads?
Neither Audio Library nor LocalViewer shows ads.
Which is updated more often, Audio Library or LocalViewer?
Audio Library ships an update every 3 weeks, and LocalViewer every 3 weeks. Most recently, Audio Library was updated on October 27, 2026 and LocalViewer on October 28, 2026.

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