Overview

Renamer.ai is a file-renaming service that reads file contents with AI and OCR to create descriptive, searchable names. It is best suited to people and teams processing recurring batches of mixed documents who want incoming files named automatically. Its content-aware approach is compelling, but monthly quotas and the lack of regex and metadata-based rules narrow its fit.

Key features

Renamer.ai supports more than 30 formats, including documents, spreadsheets, images, presentations, vector files and email. It can derive names from a file’s contents, then apply custom templates using fields such as document type, date, company or person, invoice details and project details. That combination is useful when a team needs consistent names across recurring paperwork rather than a one-off filename cleanup. Support for more than 20 languages and automatic language detection also suits multilingual collections.

Batch renaming handles groups of files, and Magic Folders monitor designated folders to rename new arrivals. Preview, folder renaming and undo changes add useful control around those operations. The trade-off is clear: there is no regex or metadata-based renaming, so users who rely on patterns or existing file metadata should choose a rule-driven tool instead.

API access supports custom integrations. Google Drive, Dropbox, OneDrive, document management systems, accounting and ERP software, and workflow automation tools are named as possible connections, making the service relevant to teams that want to fit renaming into a larger process. The web demo has a 100MB maximum file size. Web uploads are stored on EU servers for up to 24 hours; files processed through the desktop application are not stored on Renamer.ai’s infrastructure. The privacy policy states that data is encrypted in transit with TLS 1.2+ and at rest with AES-256, file contents are not used to train AI models, and the company complies with GDPR requirements and uses hosting infrastructure certified to ISO 27001 and SOC 2.

Pricing

The free Starter plan allows 25 renames per month and includes the Windows and Mac desktop app, batch renaming, Magic Folders and normal support. It is a practical way to try the desktop workflow, but the small quota makes it unsuitable for regular high-volume intake.

Pro costs 9.95 USD per month, billed $9.95/mo, and raises the allowance to 200 files per month while retaining the desktop app, batch renaming, Magic Folders and normal support. It suits occasional individual use, but the jump from 25 to 200 files may not be enough for a busy document pipeline.

Power User costs 29.95 USD per month, billed $29.95/mo, for 1000 files per month and priority support. Ultimate costs 99.95 USD per month, billed $99.95/mo, for 5000 files per month and priority support. Both keep the same core desktop, batch and folder features; their practical difference is capacity and support response time. Starter and Pro include normal support with email responses within 48 hours, while Power User and Ultimate include priority email support within 24 hours. Custom enterprise solutions can handle 10000+ files monthly with dedicated support, and mass reorganization services are offered for 50000+ documents. No seat allowances are stated, so teams should judge these tiers by file volume and support needs rather than assume a particular user count.

Platforms

Renamer.ai covers macOS, Windows, web and API access. The desktop apps process files without storing them on the service’s infrastructure, while web uploads remain on EU servers for up to 24 hours. That distinction matters for organizations choosing between local processing and browser-based convenience.

Who it's for

Renamer.ai is a strong fit for people or teams handling recurring document-heavy batches, especially when files arrive in watched folders and names need to follow shared templates. Its API and named integration possibilities may also suit teams connecting file intake to existing business systems. It is a weaker fit for workflows built around regex, metadata rules, or file volumes that exceed the included monthly allowances without an enterprise arrangement.

Pros and cons

Pro: Content-aware AI and OCR can name files from their contents, which is useful when source filenames are poor or inconsistent.
Pro: Templates, batch processing and Magic Folders support repeatable naming for both backlogs and new arrivals.
Pro: Desktop, web and API access give teams multiple ways to use or integrate the service.
Pro: The desktop app does not store processed files on Renamer.ai’s infrastructure, and the policy states encryption at rest and in transit and no model training on file contents.
Con: The free tier is capped at 25 renames monthly, and paid plans also impose monthly quotas, which can constrain unpredictable workloads.
Con: No regex or metadata-based renaming makes it a poor match for users who need those established controls.
Con: The web demo’s 100MB file-size ceiling may rule out larger files.

Alternatives

For a broader comparison, see File Renaming Software.

reNamerX is a free, MIT-licensed desktop batch-renaming tool for Linux, macOS and Windows, a better fit for users who prioritize a no-cost cross-platform desktop utility.
Ant Renamer is free software with source code available for Windows, making it a straightforward alternative for Windows users seeking a free program.
Filera is a free, MIT-licensed option for Linux, macOS and Windows, worth considering when a cross-platform free download is the priority.
Nomina is free for Linux, macOS and Windows, with no paid plans or usage limits stated; it may suit users looking for a free option without a stated usage cap.
PBRenamer is GPL-3.0 software for Linux, macOS and Windows, with no paid tiers or usage limits stated.
ReNamer offers a free Windows Lite version for non-commercial use, capped at five renaming rules and five presets, and a Pro plan at 29.95 USD per once; choose it when Windows support and rule-based renaming matter more than content analysis.
Transnomino is a free batch-renaming utility for Mac; version 10.1.0 requires macOS 14 or later.
Bulk Renamer is a free, MIT-licensed open-source option for Linux, macOS and Windows with no account, trial or watermark, a fit for users who want a no-cost cross-platform tool.

Verdict

Choose Renamer.ai if your recurring file workflow benefits from names generated from document contents, templates and automatic folder processing, and its monthly quota fits your volume. Its desktop and API options add flexibility, but the paid tiers charge for capacity rather than adding stated core features. Look elsewhere if you need regex or metadata rules, handle files above the web demo’s 100MB limit, or want a free tool without Renamer.ai’s stated monthly caps.

	KRename	Renamer.ai
Free plan	Yes	Yes
Free trial	No	No
Paid from	Free	$9.95/mo
Open source	No	No
Platforms	Linux	api, macOS, Web, Windows
Free plan	Yes	Yes
Platform coverage	linux_only	multi_platform
Metadata-based renaming	Yes	No
Folder renaming	Yes	Yes
Undo changes	Yes	Yes
Regex renaming	—	No
Rename preview	—	Yes

KRename vs Renamer.ai

KRename

Renamer.ai