Lumia Converter
iOS app by Hoang Kim Giang. Photo & Video · Hoang Kim Giang
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.0
- Listing last refreshed
- 2026-09-12
View the original store listing
Store description excerpt
Convert and optimize images quickly with Lumia Converter — a private, easy-to-use image utility for iPhone and iPad. Everything is processed directly on your device. Your images are never uploaded to a server, and no account is required. CONVERT IMAGES Convert between JPG, PNG, HEIC, TIFF, and other formats supported by your device. Adjust output quality, preserve or remove metadata, and choose a background color when converting transparent images to JPG. COMPRESS FILE SIZE Reduce image file sizes using simple quality presets or custom settings. Preview the estimated output and compare the actual file size after processing. RESIZE WITH PRECISION Resize images by pixels or percentage while preserving the original aspect ratio. Quickly apply presets for 4K, 1080p, 720p, square posts, stories, and web content. BATCH CONVERSION Process multiple images using the same output settings. Follow the progress of each image, retry failed items, save completed images to Photos, or export them together as a ZIP file. CLEAR RESULTS See the original and output format, dimensions, file size, and percentage saved before exporting. FLEXIBLE EXPORT Save results to Photos or Files, or share them using the system Share Sheet. Lumia Converter never modifies your original images. CONVERSION HISTORY Review details of completed operations without storing copies of your source images. History data can be cleared whenever you choose. QUICK ACTIONS Use the Home Screen widget to jump directly to Convert, Compress, Resize, or Batch. LUMIA CONVERTER PRO Upgrade to unlock larger batch jobs, advanced output formats where supported, ZIP export, and additional professional tools. Weekly, monthly, yearly, and lifetime purchase options may be available. PRIVATE BY DESIGN • Images are processed locally • No image uploads • No account required • Original images remain unchanged • Photos access is requested only when needed Whether you need to convert HEIC photos for compatibility, reduce image sizes before uploading, or prepare multiple images for sharing, Lumia Converter gives you a fast and focused workflow.
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