Free and open first
Best Synthetic Data Generation Software in 2026
When you need generated rather than directly sourced data, compare what each tool can produce and how it handles the data. MOSTLY AI, YData SDK and Tonic.ai appear at the start of the ranking. Data modalities and output formats describe the available inputs and results; privacy technique, API access and deployment options offer further points of comparison. Generation limits, free-plan availability and paid-from pricing provide additional context for assessing fit. The ranking order offers a route through the entries, while these listed details can help you focus on the data types, integrations and deployment arrangements relevant to your work.
- 29 apps
- Research read 23 Sept 2026
- How the order is worked out
- 1
Synth Studio
Free plan Open source APILinuxMac+3Synth Studio combines synthetic data generation with privacy settings, quality evaluation, and compliance reporting. Teams planning API-driven use should account for the current access requirements.
- 2
MOSTLY AI
Free plan APILinuxSelf-hosted+1MOSTLY AI combines synthetic-data generation, data analysis, connectors, and deployment choices.
- 3
SDV Enterprise
Free plan LinuxMacSelf-hosted+1SDV Enterprise combines synthetic-data generation with database connectors, configurable processing, and self-hosted deployment.
- 4
Synthesized
Free plan APILinuxSelf-hosted+1Choose Synthesized if your enterprise team needs governed test data for QA, SAP transformations, or AI-agent validation, especially across relational databases.
- 5
Simudyne Pulse
Free plan APIWebChoose Simudyne Pulse if you need synthetic HKEX or LSE data for model training, backtesting, or market analysis.
- 6
Synthetic AI Data
Free plan APISelf-hostedWebChoose Synthetic AI Data if your computer vision work needs annotated synthetic images, configurable scenes or simulated defects.
- 7
YData SDK
Free plan APILinuxMac+2YData SDK combines data profiling, synthetic data generation, and privacy-related functions for Python workflows. Check connector needs and native-library prerequisites before adopting it.
- 8
SynthCity
Free plan LinuxSynthCity brings several data modalities, generator approaches, and evaluation tools into a self-hosted library.
- 9
Synthea
Free plan Self-hostedChoose Synthea if you need a free, customizable source of synthetic patient histories for research, policy simulation or Health IT work.
- 10
Synthetic Data Vault
Free plan APISelf-hostedSDV offers data generation, quality evaluation, and customization across several data structures.
- 11
SynthForge IO
Free plan APIWebSynthForge IO offers multiple ways to define schemas and generate relational test datasets, with API and varied export options.
- 12
Tonic.ai
Free plan APISelf-hostedWebTonic.ai covers synthetic data generation, production-data transformation and unstructured-data redaction in one suite.
- 13
Tabularis.AI
Free plan APISelf-hostedChoose Tabularis.AI if your work calls for synthetic data, custom AI models, or labeling across several data types, with deployment on customer infrastructure.
- 14
SynthEngyne
Free planSynthEngyne covers multiple data types and includes dataset quality tools and adjustable generation from proprietary documents.
- 15
Verisim Health
Free plan WebChoose Verisim Health if your team needs synthetic Medicare Advantage data for internal analytics, benchmarking, research, development, testing, or demonstrations.
- 16
NeMo Data Designer
Free trial APILinuxSelf-hosted+1NeMo Data Designer offers both a customizable Python library and a NeMo Microservice route for synthetic data generation. Users need to arrange their own model endpoints and inference capacity.
- 17
metasyn
Free plan LinuxMacWindowsChoose metasyn if you need free tabular-data software with self-hosting and API access. Its broad file-format output supports varied data workflows.
- 18
NVIDIA Omniverse
Free plan LinuxWindowsNVIDIA Omniverse provides a free environment for varied visual and spatial data types. Hybrid deployment, API access, and flexible output formats support integrations and workflow-specific exports.
- 19
Rendered.ai
Free trial APISelf-hostedWebRendered.ai brings synthetic-data generation, workflow management, and model development into one hybrid platform.
6.2 Visit site - 20
Synthia
Free planSynthia provides focused tools for modelling and generating labelled univariate or multivariate data in Python.
- 21
StreamGen
Free plan LinuxMacWindows - 22
Parallel Domain
Free trial APIWebChoose Parallel Domain if your autonomy program needs scene replicas plus deterministic camera, lidar, and radar simulation.
- 23
Anyverse
Free trial WebChoose Anyverse if your team needs configurable synthetic sensor data and repeatable validation workflows for physical AI.
- 24
Aindo Synthetic Data Platform
Paid APISelf-hostedWebConsider Aindo if your organization needs synthetic datasets, local deployment options and connectors for its data systems.
- 25
Betterdata
Paid LinuxSelf-hostedConsider Betterdata if your organization needs synthetic data across several modalities, privacy controls, and on-premise or cloud deployment options.
#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price
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