233+ iOS apps curated and reviewed
The best cailun apps on iPhone average 4.4★ across 233+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 |
| 2 |  | Free | 4.9★ (34K) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.8★ (68K) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.7★ (25K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 2.3★ (635) | No | No | Jul 2026 |
| 6 |  | Free | 4.7★ (184K) | No | No | Aug 2026 |
| 7 |  | Free | 4.7★ (90K) | No | Yes | Aug 2026 |
| 8 |  | Free | 1.4★ (13K) | Yes | Yes | Jul 2026 |
Easily sign and send documents for electronic signatures from your mobile devices. All signatures are legally binding and include a digital audit trail for security and compliance. Works across multiple platforms and integrates with cloud storage.
This platform optimizes real estate transactions and productivity. It allows users to create collaborative workspaces, manage documents, e-sign, and track progress from any device. Millions of agents and clients use it for end-to-end transaction management.
This AI-powered app allows users to edit, fill, sign, scan, and convert PDF documents. It offers features like text editing, form filling, e-signatures, OCR scanning, and file conversion. An AI assistant can summarize, rewrite, or generate content, and users can create invoices and resumes.
This app allows you to easily and securely get documents and forms signed electronically from anywhere. It enables you to sign documents yourself, send them to others for their signatures, track progress in real-time, and even scan paper documents into PDFs for signing.
Invest in a wide range of cryptocurrencies, including Bitcoin, Ethereum, and Solana. This app allows you to buy, sell, swap, and send digital assets securely. You can also earn interest on your holdings through various reward programs and explore decentralized finance (DeFi) opportunities.
This app digitizes business cards and transcribes voice conversations with AI-powered summaries. It offers features for contact management, creating digital cards, and gaining business insights from scanned cards. It also provides secure data handling and global language support.
This AI-powered platform enhances enterprise collaboration and application development. It offers intelligent assistants for summaries, to-dos, and content creation, alongside tools for efficient meetings, project management, and scheduling. It also provides low-code solutions for building business systems and integrated management suites.
Transform your phone into a portable scanner to digitize documents, receipts, and notes. Edit scanned files, extract text with OCR, and add electronic signatures. Create high-quality PDF or DOC files for easy sharing and management.
Access, manage, and share your files and photos from your private cloud storage. Upload media to free up phone space, work on documents offline, and utilize AI assistance. Secure your data with password or FaceID protection and end-to-end encryption.
Transform paper documents into professional PDFs in seconds. This app offers AI-powered scanning, comprehensive PDF editing tools, and OCR text recognition. Securely manage, convert, and share your files across devices.
This application offers comprehensive PDF management, including advanced editing, AI-powered summarization and translation, and efficient scanning with OCR. It helps organize, convert, and secure documents for work, study, and personal use.
This app offers 1024GB of free cloud storage for automatic file backup and synchronization across devices. It also integrates a suite of AI tools for smart searching, image creation, transcription, video playback with subtitles, and document management.
Transform your device into a powerful tool for signing PDF documents and other file types. Easily import, scan, sign, and share documents locally, or send them to others for their signatures. Integrates with popular cloud services for seamless workflow.
Easily sign, date, and annotate documents directly on your device. Import files, add your signature by drawing or scanning, and insert text or dates. Save time with smart features that locate signature fields and repeat initials across pages.
Transform your device into a powerful document scanner. Easily scan, save, and share documents in various formats, with advanced features like text recognition and electronic signatures. Go paperless and keep all your important files securely on your device.
Translate and scan documents, books, and images in over 120 languages. Convert handwriting to editable text, enhance document quality, and manage files securely. Features AI-powered summarization, data extraction, and electronic signing.
This comprehensive online workspace integrates people, tools, and information for businesses. It offers CRM, task management, communication features, and over 30 business tools to streamline operations and boost productivity.
This app transforms your phone into a portable scanner. Easily digitize documents, add signatures and stamps, and convert them into high-quality PDFs or JPEGs. It also features OCR for text recognition and translation, and allows direct faxing.
This app transforms your phone into an intelligent AI note taker and voice recorder. It accurately transcribes meetings, lectures, and interviews into text, summaries, and actionable notes. Organize your digital notebook and access recordings anytime.