# MOSS Labs

> Practical tools for Apple users: XCompressor for image and PDF compression and image and video conversion, iWallpaper for wallpapers, and XPassword for password management.

For supported features and limitations, see the relevant product page, guide, or FAQ.

## Site and products

- [MOSS Labs | XCompressor, iWallpaper, and XPassword](https://mosslabs.tech/index.md): MOSS Labs builds focused Apple-platform tools for image and PDF compression, image and video conversion, HD wallpapers, and password management.
- [XCompressor | Image, PDF, and video tools for Mac](https://mosslabs.tech/xcompressor/index.md): XCompressor handles batch image compression, dedicated PDF compression, image conversion, and video conversion locally on Mac, including WebP, HEIC, MP4, MOV, MKV, HEVC, and more.
- [iWallpaper | HD wallpapers for iPhone, iPad, and Mac](https://mosslabs.tech/iwallpaper/index.md): iWallpaper offers static and dynamic HD wallpapers, discovery, downloads, desktop wallpapers, and screensaver workflows for iPhone, iPad, and Mac.
- [XPassword | Password and credential management for Apple devices](https://mosslabs.tech/xpassword/index.md): XPassword manages accounts, passwords, and credentials, syncs through iCloud across Apple devices, and supports system password AutoFill setup.

## Guides and FAQ

- [XCompressor user guide | Image, PDF, and video workflows](https://mosslabs.tech/xcompressor/guide/index.md): A complete XCompressor guide for importing files on Mac, compressing images and PDFs in dedicated workflows, converting images and video, and checking output results.
- [iWallpaper FAQ | Screensaver, imports, search, and purchases](https://mosslabs.tech/iwallpaper/faq/index.md): Answers to common iWallpaper questions about Mac screensaver setup, local wallpaper imports, seasonal search, and restoring VIP purchases.
- [Compress and convert video on Mac｜XCompressor](https://mosslabs.tech/guides/mac-video-compressor/index.md): Adjust format, codec, resolution, and bitrate locally on your Mac, then export files ready for sharing or archiving.
- [Batch image compression for Mac｜XCompressor](https://mosslabs.tech/guides/batch-image-compressor-mac/index.md): Import multiple images or folders, control quality, metadata, and output location, then review every result together.
- [Convert MKV to MP4 on Mac｜XCompressor](https://mosslabs.tech/guides/mkv-to-mp4/index.md): Turn MKV into broadly compatible MP4 using H.264 or HEVC, with control over resolution and quality.
- [Convert MOV to MP4 on Mac｜XCompressor](https://mosslabs.tech/guides/mov-to-mp4/index.md): Convert MOV exports from cameras or editors into MP4 files that are easier to upload, share, and play across devices.
- [Convert HEVC/H.265 to H.264｜XCompressor](https://mosslabs.tech/guides/hevc-to-h264/index.md): Convert HEVC video to broadly compatible H.264 locally on your Mac while preserving audio and controlling resolution.
- [Convert 4K video to 1080p on Mac｜XCompressor](https://mosslabs.tech/guides/4k-to-1080p/index.md): Scale 4K video down to shareable, storage-friendly 1080p while controlling format, codec, and quality.
- [Convert HEIC to JPG on Mac｜XCompressor](https://mosslabs.tech/guides/heic-to-jpg/index.md): Batch-convert iPhone HEIC images into broadly compatible JPG files with quality and metadata controls.
- [Convert WebP to PNG or JPG｜XCompressor](https://mosslabs.tech/guides/webp-to-png/index.md): Batch-convert WebP into PNG, JPG, and other common formats locally on your Mac, with alpha-channel control when needed.
- [Reduce images toward an upload limit｜XCompressor](https://mosslabs.tech/guides/compress-image-file-size/index.md): Use quality profiles and result feedback to reduce image size for email, forms, and content-platform limits.

## Optional

- [XCompressor Terms and privacy](https://mosslabs.tech/xcompressor/legal-agreement.html): Legal terms in HTML.
- [XCompressor Subscription agreement](https://mosslabs.tech/xcompressor/subscription-agreement.html): Subscription terms in HTML.
- [iWallpaper Terms and privacy](https://mosslabs.tech/iwallpaper/legal-agreement.html): Legal terms in HTML.
- [iWallpaper Subscription agreement](https://mosslabs.tech/iwallpaper/subscription-agreement.html): Subscription terms in HTML.
- [XPassword Privacy policy](https://mosslabs.tech/xpassword/privacy.html): HTML.
- [XPassword AutoFill](https://mosslabs.tech/xpassword/auto-fill.html): HTML.
- [XPassword iCloud](https://mosslabs.tech/xpassword/icloud.html): HTML.