
かんたん画像圧縮 -写真リサイズ・軽量化-
AVIF対応・写真をかんたん軽量化
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About
An image compression and resizing app that quickly shrinks your photo file sizes. When you hit a social media upload limit or a marketplace app's file size cap, compress and send in seconds.
■ Hit a target file size automatically
• Just enter a target size like "500KB" and quality adjusts automatically
• Supports JPEG, PNG, WebP, and AVIF with a high-quality conversion engine
■ Resize at the same time
• Choose by long-edge length, width/height, percentage, or social-media size presets
• Keeps the aspect ratio (shrinks only — never upscales)
■ Batch processing
• Convert and save multiple photos at once
• A before/after slider to compare quality
■ Built with privacy in mind
• Image compression and conversion are processed on your device. AI, ads, and purchase verification use an internet connection.
• EXIF and location data are automatically stripped on save
■ AI support (Premium)
• Ask the AI about compression settings. It can suggest supported settings; images are processed on your device and meeting a requested file size is not guaranteed.
■ Premium plan
• AI help with app usage and supported actions
• Up to 30 successful external AI responses per app and subscription each day; resets at midnight Japan Standard Time
• AI requires an internet connection and consent to send data
• Ads removed
Good for: any time you need to shrink a photo fast — social media posts, marketplace listings, email attachments, blog uploads, and more.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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What's New in かんたん画像圧縮
1.0.4
October 24, 2026
Added support for iPhone Duo. On wider screens, the image preview and compression settings appear side by side.
1
Subscriptions & In-App Purchases
プレミアムプラン
画像圧縮の使い方や設定を質問できるAIサポートと広告非表示
$0.991 Month



