How to Quickly Rename Many Photos: A Guide to Free Tools for PC and Mac

Renaming many images at once may seem like a boring task, but in reality it is a very useful practice, both for those who work with photos and digital content, and for those who simply want to organize their archives. In this guide, we will see why it is important to rename photos, which free tools to use on Windows and Mac, and how to do it quickly, effectively, and securely – also with SEO and privacy protection in mind.

Why renaming photos is important

Many users save images with names automatically assigned by the camera or smartphone, such as IMG_20230715_123456.jpg. These names not only do not help in finding the photos, but can also be useless (or harmful) in terms of SEO, online sharing, and privacy protection.

Renaming images in an orderly and descriptive way is useful for:

• better organizing photo archives, including on the cloud;
• optimizing images for publishing on blogs, ecommerce, and websites;
• avoiding showing personal details such as date, time, camera model;
• making the content of each image file immediately clear.

When to rename: common use cases

• Family and travel archives (e.g. vacanza_sicilia_2024_01.jpg)
• Photos for an ecommerce site (e.g. borsa-cuio-marrone.jpg)
• Professional shots to deliver to clients
• Images to optimize for Google Images (SEO)
• Files to send for printing, publishing, or contests

How to rename images in bulk on Windows

1. Quick group rename with File Explorer

The fastest method is the one built into Windows Explorer:

• Select all the images to rename
• Right-click > “Rename”
• Type the new name (e.g. EventoFirenze)
• Windows will automatically add progressive numbers (EventoFirenze (1).jpg, (2).jpg etc.)

2. PowerRename (part of Microsoft PowerToys)

PowerToys is a free package developed by Microsoft. It includes the PowerRename tool, perfect for advanced renaming.

• Allows replacing text, adding prefixes or suffixes
• Supports regular expressions (RegEx)
• Shows a live preview before the action

3. Recommended free software: Ant Renamer

Ant Renamer is a free and powerful program for Windows users. Main features:

• Input of dates, numbers, folder names
• Removal of unwanted characters
• Import of custom lists

It is very useful for photographers, bloggers, and creators managing hundreds of shots.

How to rename many images on macOS

1. Batch rename with Finder

Finder has a native function to rename many files at once:

• Select the images > right click > “Rename XX items…”
• Choose “Format” or “Replace Text”
• Configure automatic numbering

2. Automator (custom batch renaming)

With Automator, you can create a one-time workflow and use it forever:

• Open Automator > choose “Workflow”
• Drag the action “Rename Finder Items”
• Set up the rules: e.g. “replace IMG_ with Event_2025_”
• Save and apply to the image folder

3. Recommended free software: NameChanger

NameChanger is one of the most used tools on Mac for renaming files. It offers:

• Real-time preview
• Support for sequential numbers, dates, and times
• Content recognition in the filename

Best practices for SEO, privacy, and organization

When renaming many images for professional or public use, follow these tips:

• SEO: use descriptive names separated by hyphens (museo-louvre-parigi.jpg), avoid strange characters and uppercase letters.
• Privacy: avoid referencing names, private dates, or camera codes. Remove EXIF metadata with ExifCleaner o Squoosh.
• Backup: always work on a copy of the original images to avoid data loss.
• Uniformity: use a consistent format for date, event name, or location. E.g. 2025-07_evento-roma_01.jpg

Useful link: photo geolocation

Want to know where a photo was taken by reading EXIF metadata? Also read:
Photo geolocation: how to find out where an image was taken

FAQ: Frequently Asked Questions