Side by side

DSAR.ai vs Ethyca Fides

Both stand on data subject access request (dsar) software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

DSAR.ai

Paid Web

DSAR.ai combines document discovery, classification, redaction, and reporting in one web service. Check its unsupported media and identification features, plan limits, and per-request pricing before choosing it.

Visit DSAR.ai

Ethyca Fides

Free plan APILinuxMac+3

Fides provides a free toolkit for expressing privacy rules and connecting them to data and AI workflows. Review the local setup requirements and the available detail on security controls before adoption.

Visit Ethyca Fides

The facts

	DSAR.ai	Ethyca Fides
Free plan	No	Yes
Open source	Not published	Not published
Runs on	Web	API, Linux, Mac, Self-hosted, Web, Windows
Lowest paid plan	See the plans	Free or on request
Plans published	4	1
Maker	Not published	Not published
Website	dsar.ai	ethyca.com
On data subject access request (dsar) software	#5 of 15	#1 of 15

DSAR.ai: what it does well

AI-assisted file search and classification
Redacted PDF and audit document output
Supports many office and image formats
Encryption and decision logs
Managed or self-managed options

What to know first

No free plan
Audio and video unsupported
Face and signature redaction unavailable
Expedited 10-day processing costs £100 extra

Ethyca Fides: what it does well

Free open-source privacy engineering toolkit.
Machine-readable definitions can be enforced in infrastructure.
Connects to AI training and inference workflows.
Sample deployment includes privacy request tools.
Available across API, desktop, web, and self-hosted environments.

What to know first

Local setup requires Python 3.8–3.10.
Docker 20.10.11 or higher is required locally.
Security page control descriptions contain placeholder text.
Hosted service fees are specified in an Order Form.

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