# Sign PDF: Editor & Certificate — Fill forms, write and delete > Mobile application for quickly and securely signing PDF documents. (iPhone/iPad app by Raquel Martinez Figueirido.) - Source: https://appshunter.io/ios/app/sign-pdf-editor-and-certificate/id6446677985 (this page in markdown: same URL + `.md`) - Developer: [Raquel Martinez Figueirido](https://appshunter.io/developer/1644726434) - Category: Utilities, Productivity - Price: $19.99 - Rating: 4.90/5 from 18 App Store ratings · 6 written reviews indexed - Age rating: 4+ - Requires: iOS 16.0 · 73 MB - Languages: Danish, Urdu, Russian, Bulgarian, Hungarian, Afrikaans, Norwegian Bokmål, Hindi, Indonesian, Turkish and 35 more - Released: 2023-04-02 - Data updated: 2026-08-24 - Monetization: ad-supported - User reviews in markdown: https://appshunter.io/ios/app/sign-pdf-editor-and-certificate/id6446677985/reviews.md ## What is Sign PDF? Sign PDF Document turns your iPhone and iPad into a complete PDF office: sign contracts in seconds, fill out forms, scan paper documents and keep everything organized — without printing a single page. SIGN, YOUR WAY • Draw your signature with your finger or Apple Pencil and place it anywhere on the page • Sign with a digital certificate (PAdES): import your .p12 or create one right in the app • Add initials, dates, checkmarks and text • Your signatures are stored securely on your device, ready to reuse FILL AND EDIT • Fill out interactive PDF forms • Add text, highlights and annotations • Stamp images onto any page SCAN AND CONVERT • Scan paper documents with your camera, with automatic edge detection • Run OCR to turn scans into searchable text • Convert Word documents and photos to PDF ORGANIZE AND PROTECT • Merge several PDFs into one and reorder, rotate or delete pages • Compress heavy PDFs so they are easy to share • Lock documents with a password — or remove a password you know CLOUD AND AI • Open and save files in iCloud, Google Drive and OneDrive • Ask the built-in AI Assistant about the document you are reading: summaries, answers, key data in seconds MADE FOR REAL LIFE • Available in 45 languages • The core tools work offline: your documents stay on your device unless you decide to share them PREMIUM FOR LIFE — NO SUBSCRIPTIONS One single purchase unlocks everything, forever. No recurring payments, no account required. A lease, an invoice, a school form or a job contract: sign it and send it back before your coffee gets cold. --- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://signpdfios.wordpress.com/privacy-sign-pdf-app ## Key features - Sign PDF documents quickly - Secure and reliable signing - Intuitive user interface - Add notes and comments - Share signed PDFs easily - Sign on the go ## Recent user reviews (6 of 6) All indexed reviews: https://appshunter.io/ios/app/sign-pdf-editor-and-certificate/id6446677985/reviews.md ### 1/5 — Не работает *2025-10-01* Не работает. Подпись рисуется, перемещается, но кнопка ПРИМЕНИТЬ не работает **Developer response:** Привет, надеюсь, ты сможешь протестировать новое обновлённое приложение и снова поделиться своим мнением. ### 1/5 — Ruim *2025-04-28* Lix* de aplicativo, só cabe seu primeiro nome e quando vai posicionar ele não move, letra muito grossa **Developer response:** Olá, atualizei o aplicativo com muitos recursos e melhorias. Espero que você possa testá-lo e compartilhar sua opinião novamente! ### 1/5 — Не работает *2025-01-25* Не работает **Developer response:** Привет, надеюсь, ты сможешь протестировать новое обновлённое приложение и снова поделиться своим мнением. ### 1/5 — Не работает *2024-07-17* После создания подписи и размещения на документе, не нажимается кнопка применить((( бесполезное приложение **Developer response:** Привет, надеюсь, ты сможешь протестировать новое обновлённое приложение и снова поделиться своим мнением. ### 1/5 — Não cumpre oq promete *2024-05-20* Vc não consegue colocar a assinatura no final do doc, vc move a assinatura e sim o documento e ele não posiciona no fim. **Developer response:** Olá, atualizei o aplicativo com muitos recursos e melhorias. Espero que você possa testá-lo e compartilhar sua opinião novamente! ### 1/5 — Não da para mover a assinatura *2023-07-26* Péssimo app, na hora de mover a assinatura e aplicar não funciona e fica travado **Developer response:** Olá, atualizei o aplicativo com muitos recursos e melhorias. Espero que você possa testá-lo e compartilhar sua opinião novamente! ## Frequently asked questions about Sign PDF ### How do I sign a PDF with Sign PDF Document? Sign PDF Document allows you to sign any PDF directly from your mobile device. The intuitive interface makes the process quick and hassle-free, enabling you to add your electronic signature in seconds. ### Is Sign PDF Document safe and reliable? Yes, the app is designed to be safe and reliable, utilizing the highest security standards to protect your personal information during the signing process. ### Can I add notes or comments to my PDFs with Sign PDF Document? Absolutely. Sign PDF Document allows you to add notes and comments to your PDFs, which is particularly useful for collaboration on documents. ### How does Sign PDF Document compare to other signature apps? Sign PDF Document focuses on speed, ease of use, and security for signing PDFs on mobile. It also offers features like adding notes and easy sharing. ### What devices is Sign PDF Document available on? Sign PDF Document is available for iPhone, iPad, and iPod devices. ### Does Sign PDF Document have ads? Yes, Sign PDF Document contains advertisements. ### What is the age rating for Sign PDF Document? Sign PDF Document has an age rating of 4+. ### When was Sign PDF Document last updated? Sign PDF Document was last updated on April 2, 2023, with version 1.0.1. ## Version history (last 4 releases) ### 2.0.1 — 2026-08-11 NEW — Fluid reading: open any PDF as clean, adaptive text. Choose light, sepia or dark, adjust the size, search, listen with read-aloud, and fill forms right from the reader. Plus performance improvements and bug fixes. ### 2.0.0 — 2026-08-10 Sign PDF 2.0 — the biggest update since launch. • Completely redesigned app, rebuilt from the ground up: faster and more stable • iCloud support: open and save your PDFs across your devices • Digital certificate signatures (PAdES): import a .p12 or create your own certificate • AI Assistant: ask questions about any open document • Scan with OCR, convert Word and images to PDF • Compress, merge and organize pages • Password protection for your documents • Google Drive and OneDrive integration • Available in 45 languages If Sign PDF saves you a trip to the printer, a rating or review really helps. Thanks! ### 1.0.1 — 2023-04-02 * Added languages ### 1.0.0 — 2023-03-25 No release notes. ## Apps similar to Sign PDF | App | Rating | Price | Category | | --- | --- | --- | --- | | [PDF Editor: Edit Text](https://appshunter.io/ios/app/pdf-editor-edit-text/id6445966378) | 4.7 (65) | Free | Utilities | | [Sign & Export](https://appshunter.io/ios/app/sign-and-export/id1487905682) | 4.6 (18) | Free | Utilities | | [PDF Editor - Read & Edit PDF](https://appshunter.io/ios/app/pdf-editor-read-and-edit-pdf/id1570391391) | 4.3 (187) | Free | Utilities | | [Signature Maker・Sign Documents](https://appshunter.io/ios/app/signature-makersign-documents/id6477393548) | 4.1 (23) | Free | Utilities | | [Sign PDF - Scan & Fill](https://appshunter.io/ios/app/sign-pdf-scan-and-fill/id6752668980) | 5.0 (45) | Free | Utilities | | [PDF Merge - Document Sign PDF](https://appshunter.io/ios/app/pdf-merge-document-sign-pdf/id6475400436) | 4.6 (11) | Free | Utilities | ## More apps by Raquel Martinez Figueirido - [Translator with AI](https://appshunter.io/ios/app/translator-with-ai/id6450452057) - [Meal Planner & Weekly Menu](https://appshunter.io/ios/app/meal-planner-and-weekly-menu/id6460821436) - [Daily Planner: Habits & Tasks](https://appshunter.io/ios/app/daily-planner-habits-and-tasks/id6761485753) All apps by Raquel Martinez Figueirido: https://appshunter.io/developer/1644726434 ## Related topics [adobe pdf sign](https://appshunter.io/ios/topics/adobe-pdf-sign) · [xodo sign](https://appshunter.io/ios/topics/xodo-sign) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-24.*