CrewCal vs Astra PDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CrewCal
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CrewCal is an all-in-one schedule management app for flight crew. Add a monthly roster from a photo, review your flight history on a 3D globe, compare days off and layovers with crew friends, and sync schedules with your calendar. Key features: - AI roster import from schedule screenshots - Monthly flight and duty statistics - 3D flight map with route history - Crew friend matching for overlapping OFF days and layovers - Load check sharing for standby seat information - Google Calendar and Apple Calendar sync - Showtime reminders before departure Supported airlines include Korean Air, Asiana Airlines, Jeju Air, T'way Air, Jin Air, Air Busan, Eastar Jet, Air Premia, Air Seoul, Aero K, Air Japan, and Parata Air.
Astra PDF
This app offers a fast, secure, and native PDF utility for iPhone and iPad. It allows users to scan, edit, compress, merge, split, convert, and sign documents with ease, all processed locally on the device for maximum privacy.
- Native PDF editing and annotation
- High-performance compression engine
- Document scanning with auto-edge detection
- Split and merge PDF documents
- Convert PDFs to images
- Insert signatures and stamps
- Password protection for files
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Tired of clunky, slow PDF editors that charge a fortune just to add a simple page number? Every day, millions of professionals and students waste hours struggling with complex desktop software or slow online converters just to merge, compress, or sign a document. They risk their data security on free web converters, or get locked into expensive monthly subscriptions they don't need. You deserve a fast, secure, and native PDF utility that works instantly on your iPhone and iPad. Meet A+PDF Scanner Editor Converter—the ultimate all-in-one PDF workspace designed for speed, privacy, and visual clarity. Whether you need to sign a contract on the go, compress a file for an email attachment, scan a paper receipt, or add professional page numbering to an official report, A+PDF handles it instantly. --- CORE FEATURES & HIGH-PERFORMANCE TOOLS --- • NATIVE PDF EDITOR & ANNOTATION: - Add page numbers instantly with custom position, size, and color options. - Render watermarks natively with real-time screen previews. - Highlight text, add custom stamps, and draw annotations directly. • PRO COMPRESSION ENGINE: - Reduce PDF file sizes by up to 90% without losing text readability. - View instant file size previews before saving. • DOCUMENT SCANNER (Mobile Office): - Scan documents, receipts, and paper notes using auto-edge detection. - Apply professional black-and-white, color, or grayscale filters. • SPLIT & MERGE: - Combine multiple PDF documents into a single organized file. - Extract specific pages or split a long PDF into individual documents. • CONVERT & SIGN: - Convert PDFs to high-quality images (PNG/JPEG) instantly. - Insert stamps, photos, and signatures anywhere on your document pages. • MILITARY-GRADE SECURITY: - Lock sensitive PDF files with password protection. - Unlock password-protected PDFs to edit or compress them. --- PRIVACY-FIRST GUARANTEE --- Your files are yours. Unlike online web tools, A+PDF processes all document edits, scans, and compressions 100% locally on your device. None of your files are ever uploaded to external servers, ensuring complete security for confidential contracts and private documents. Simplify your document workflow today!
Screenshots
Verdict
The clearest difference is in-app purchases: CrewCal at none against Astra PDF's 2. CrewCal also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, 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. Astra PDF sells 2 in-app purchases, starting at $0.29 per 7 days. CrewCal asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.
| Parameter | CrewCal | Astra PDF |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (12 ratings) — better |
| Number of ratings | — | 12 — better |
| Update frequency | Every 3 days | Every 3 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 11 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Goo wong Kwon | Astra Ventures |
In-app purchases
CrewCal
No in-app purchases
Astra PDF
- Weekly Access$0.297 Days
- Lifetime Access$14.99








