素早く図書館蔵書検索 vs Image Compressor
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
素早く図書館蔵書検索
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LibronはAmazonのページから最寄りの図書館の蔵書を素早く検索し、貸出予約ができる便利なツールです。 Amazonで検索したり、Twitterやブログで紹介された本をタップしてAmazonページを表示した後に、あらかじめ登録しておいたブックマークを使ってLibronを起動します。 ■ 無料版の機能制限とLibronプレミアム 無料版では5冊まで本の検索をおこなうことができます。 Libronプレミアムにアップグレードすれば、以下の機能が利用できるようになります。 - 検索できる本の数が無制限になります。 - 広告が表示されなくなります。 ■ 蔵書検索 「Amazon」のページに表示した本が、あらかじめ登録しておいた最寄りの図書館で借りられるかどうかを調べます。 図書館蔵書検索サイト「カーリル」(http://calil.jp/)の提供するAPIを利用することで、全国7000以上の図書館(大学図書館を含む)に対応しています。 ■ 貸出予約 本が貸出できる場合、各図書館の貸出予約ページをアプリ内で開きます。 予約するために必要な図書館カードの番号とパスワードを設定しておけば、図書館のページ上のそれぞれの項目をタップしたあと、LibronのIDまたはPASSボタンをタップすることで簡単に入力することができます。
Image Compressor
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Take full control of your photos with Compressor. Photos pile up and eat through your storage. Email attachments bounce back because they're too large. HEIC files won't open where you need them. Compressor fixes all of that in a tap — compress, resize, convert, remove backgrounds, and strip metadata without losing quality. What you can do with Compressor: - Compress: Shrink photo file size to any target in MB or KB. Smart compression keeps your photos looking sharp while saving serious storage space. - Resize: Change dimensions with presets (Half, 1080px, 2048px) or set custom width and height. Lock or unlock aspect ratio — your call. - Convert: Switch between HEIC, JPG, PNG, and WebP instantly. No more format headaches. - Remove Background: AI-powered background removal gives you clean, transparent PNG cutouts. Great for product shots, profile pictures, and design work. - Clean Metadata: Strip EXIF data — GPS location, camera info, timestamps — before sharing photos online. Your privacy, protected. Why people love it: - Batch process up to 20 photos at once. No more one-by-one. - Email attachments that actually go through on the first try. - Free up gigabytes of storage without deleting memories. - Convert iPhone HEIC photos to JPG so they work everywhere. - Share photos without leaking your location or personal data. Every photo, exactly the size and format you need. A single tap turns oversized images into perfectly optimized files ready to share, upload, or store. Download Compressor today. Compressor Pro: Unlock all features, remove daily limits, and process more photos at once. All prices below are in USD and may vary by region. Pricing and offers are subject to change. - Pro Weekly: $2.49/week, auto-renews weekly. Cancel anytime. - Pro Yearly: $11.49/year, auto-renews yearly. Cancel anytime. Terms of Use: https://photocompressor.constantout.com/terms Privacy Policy: https://photocompressor.constantout.com/privacy
Screenshots
Verdict
The clearest difference is in-app purchases: 素早く図書館蔵書検索 at none against Image Compressor's 2. 素早く図書館蔵書検索 also leads on iOS requirement (8.0 vs 16.0). On price, 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
Both are free to download. Image Compressor sells 2 in-app purchases, starting at $2.49 per 7 days. 素早く図書館蔵書検索 asks for nothing beyond the download.
| Parameter | 素早く図書館蔵書検索 | Image Compressor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 13 months | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 8.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 6 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Tsukurusha, LLC | Constantin Ginga |
In-app purchases
素早く図書館蔵書検索
No in-app purchases
Image Compressor
- Weekly$2.497 Days
- Yearly$11.491 Year









