Sound Design vs LocalViewer
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Sound Design
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System Design Gain Struture, dBSPL ,Limiter, Hummidy ,Phase ,Required amplifier power,Time
LocalViewer
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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
Verdict
The clearest difference is price: Sound Design at Free against LocalViewer's $1.99. Sound Design also leads on iOS requirement (14.4 vs 18.6). On ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Sound Design is free to download; LocalViewer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Sound Design | LocalViewer |
|---|---|---|
| Price | Free ā better | $1.99 |
| Update frequency | ā | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod ā better | iPhone, iPad |
| Requires iOS | 14.4 ā better | 18.6 |
| Further details ā not scored | ||
| Size | 1 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Boonlune Sangso | ęē½” č |
In-app purchases
Sound Design
No in-app purchases
LocalViewer
No in-app purchases









