Featured partner iceDQ is listed first: data testing, reconciliation and monitoring platform from Torana Inc. that checks data across databases, files, APIs and BI reports. Score 8.6/10. What featured means.
Great Expectations (GX Core) is the highest-scoring file testing tool of the 10 we ranked (8.8/10, free plan), best for python data engineers who want code-defined data tests in pipelines at no license cost. QuerySurge is the runner-up (8.8/10).
Cheapest paid entry: QuerySurge at $500.50/user/month billed annually.
File testing tools validate data files such as CSV, JSON, XML, Excel and Parquet: that each file has the expected structure, that its values pass your rules, and that its contents match the database it was loaded into or extracted from. They are used for vendor data feeds, data lake ingestion and file-based migrations.
| Tool | Score | Free plan | Paid from (annual) | CSV, JSON and XML files | Excel files | Parquet or Avro files | File-to-database comparison | Schema / format validation |
|---|---|---|---|---|---|---|---|---|
| iceDQ Featured partner | 8.6/10 | No | See vendor | Yes | Yes | Yes | Yes | Yes |
| Great Expectations (GX Core) | 8.8/10 | Yes | See vendor | Yes | Yes | Yes | Not confirmed | Yes |
| QuerySurge | 8.8/10 | No | $500.50/user/mo | Yes | Yes | Yes | Yes | Not confirmed |
| Datagaps ETL Validator | 8.6/10 | No | See vendor | Yes | Yes | Yes | Yes | Yes |
| Soda | 8.2/10 | Yes | See vendor | Yes | Not confirmed | Yes | Not confirmed | Yes |
| Datafold | 7.4/10 | No | See vendor | Not confirmed | Yes | Yes | Yes | Not confirmed |
| Tricentis Data Integrity | 7.4/10 | No | See vendor | Yes | Not confirmed | Yes | Not confirmed | Not confirmed |
| Informatica Cloud Data Validation | 7/10 | No | See vendor | Not confirmed | Not confirmed | Yes | Yes | Not confirmed |
| BiG EVAL NX³ | 6.9/10 | No | See vendor | Not confirmed | Yes | Not confirmed | Not confirmed | Not confirmed |
| Beyond Compare | 6.2/10 | No | See vendor | Not confirmed | Yes | Not confirmed | Not confirmed | Not confirmed |
Data testing, reconciliation and monitoring platform from Torana Inc. that checks data across databases, files, APIs and BI reports.
Open-source Python library for testing data with declarative 'Expectations'.
Data validation and ETL testing software that compares source and target data across warehouses, lakes, files and BI reports.
ETL testing and data validation tool, part of the Datagaps DataOps Suite, that compares source and target data at full volume.
Data quality platform built around data contracts, with metric monitoring and a Python engine (Soda Core).
Data diffing platform that compares datasets value by value within or across databases, used for migrations and CI testing of data code.
Cloud-native, model-based data testing product from Tricentis for validating and reconciling data across systems, pipelines and reports.
Data Validation service in Informatica's Intelligent Data Management Cloud (IDMC) that compares two data sets to check integration results.
Swiss data quality and data testing platform that runs metadata-driven, rule-based and AI-assisted checks across data sources.
Desktop file and folder comparison tool with table, text and binary compare.
How much do file testing tools cost? Of the 10 file testing tools we ranked, 1 publish a paid starting price on annual billing. The lowest is $500.50/user/mo (QuerySurge) and the highest entry price is $500.50/user/mo (QuerySurge). Prices checked November 2026.
How many file testing tools publish their prices? 4 of the 10 we ranked publish a price or a free plan; 6 are quote-only: iceDQ, Datagaps ETL Validator, Datafold, Tricentis Data Integrity, Informatica Cloud Data Validation, BiG EVAL NX³.
How many file testing tools have a free plan? 2 of the 10 we ranked have a free plan: Great Expectations (GX Core) (8.8/10), Soda (8.2/10).
Which features set file testing tools apart? Parquet or Avro files: 8 of 10 (iceDQ, Great Expectations (GX Core), QuerySurge and more). Excel files: 7 of 10 (iceDQ, Great Expectations (GX Core), QuerySurge and more). CSV, JSON and XML files: 6 of 10 (iceDQ, Great Expectations (GX Core), QuerySurge and more).
Great Expectations (GX Core) ranks first on our data score (8.8/10). It is best for python data engineers who want code-defined data tests in pipelines at no license cost. QuerySurge is second (8.8/10). iceDQ is our featured partner and is listed first (Featured partner); its own score is 8.6/10.
QuerySurge has the lowest paid entry price in this list at $500.50 per user/month billed annually. Free plans are available from Great Expectations (GX Core), Soda.
Great Expectations (GX Core), Soda offer a free plan. iceDQ, QuerySurge, Datagaps ETL Validator, Datafold, Tricentis Data Integrity, Informatica Cloud Data Validation, BiG EVAL NX³, Beyond Compare do not.
A file testing tool checks the file's structure (columns, data types, delimiters) against an expected schema, runs value rules (for example no empty IDs, valid dates), and can compare the file's rows with the table it was loaded into.
Scores come from published, repeatable data (features, free plan, entry price, pricing transparency). No vendor can pay to change a score. iceDQ is listed first as a featured partner; all other tools are in score order. Read the methodology · Disclosure.