Easily create and add custom watermarks, signatures, or logos to your photos. Personalize your brand with various fonts, colors, and transparency options. Protect your images or add a professional touch with this intuitive photo editing tool.




237+ iOS apps curated and reviewed
The best photo signature apps on iPhone average 4.6★ across 237+ titles — we've ranked them by what real users actually keep on their phones. Updated July 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 4.8★ (237) | No | Yes | Aug 2026 | |
| 2 | Free | 4.6★ (32K) | No | Yes | Aug 2026 | |
| 3 | Free | 4.8★ (696) | No | Yes | Aug 2026 | |
| 4 | Free | 4.5★ (2.9K) | Yes | Yes | Aug 2026 | |
| 5 | Free | 4.6★ (822) | No | Yes | Aug 2026 | |
| 6 | $3.99 | 4.9★ (724) | No | No | Aug 2026 | |
| 7 | Free | 4.6★ (31K) | No | Yes | Aug 2026 | |
| 8 | Free | 4.8★ (32K) | Yes | Yes | Aug 2026 |




Easily create and add custom watermarks, signatures, or logos to your photos. Personalize your brand with various fonts, colors, and transparency options. Protect your images or add a professional touch with this intuitive photo editing tool.






Easily create custom watermarks for your photos and brand. Add logos, text, and designs with a vast library of fonts and clip art. Features AI-powered object removal for professional results.





Enhance and personalize your photos with text, drawings, and watermarks. Add signatures, create custom cards, and express yourself with internet memes. Easily share your creations with friends and family.


Easily protect your photos and videos by adding custom text, signatures, images, or logos. This app allows for full-screen watermarking and offers batch processing for multiple items. Build your brand identity while safeguarding your content.


Easily add custom "Shot On" watermarks to your photos, including device model, your signature, and a logo. Personalize fonts, sizes, and positions to showcase your mobile photography.


Enhance and protect your photos with this versatile annotation tool. Add text, drawings, watermarks, and even your signature to images. Create custom photocards and share them easily.


Transform your phone into a powerful document scanner. Capture, edit, and convert images into editable text or high-quality PDFs. Securely store and easily share your scanned documents.


Easily protect your images with custom watermarks, digital signatures, and logos. This app allows for batch processing, template creation, and precise placement of your branding to prevent unauthorized use and maintain ownership of your visuals.


Easily convert photos and scanned documents into professional PDFs. Add your digital signature to contracts and important papers directly from your device. Organize and manage all your digital documents efficiently.


Easily add custom logos, signatures, and text to your photos and videos. Enhance your images with a variety of editing tools and filters to protect your content or add a personal touch.


Easily scan and save any text document, from contracts to receipts, directly to your phone. Combine images into PDF files, edit them, and even sign or fax them. Share and print your scanned documents with ease.


Protect your photos, videos, and PDF files from unauthorized use by adding custom watermarks, text, logos, or digital signatures. Create personalized templates and brand elements to enhance your online presence and connect with your audience.






Transform your device into a powerful scanner for documents, receipts, and IDs. Convert images to PDFs, organize your files with smart features, and share them easily. Includes OCR and QR code scanning for enhanced productivity.


Easily add custom watermarks, digital signatures, logos, and text to protect your photos. This app allows for single or batch processing, with customizable options for opacity, rotation, and placement. Save templates for quick reuse and ensure your visuals remain uniquely yours.


Transform your phone into a powerful scanner to digitize documents, receipts, and photos. Save them as high-quality PDF, JPEG, or TXT files, and easily share or store them. Advanced features include automatic edge detection, perspective correction, and OCR for text extraction.


Easily add hilarious captions and text to your photos. This app automatically generates funny text, allows for customization of fonts, colors, and placement, and lets you add chat bubbles. Share your edited images instantly on social media.


Easily create and save handwritten signatures as images or for copy-pasting. Customize pen color, thickness, and line design. Includes undo/redo functionality and scaling options.


Easily add personal watermarks, signatures, or custom logos to your photos. Create unique branding from your own handwriting or images with flexible editing options. Manage and reuse your creations for future photo projects.