Wren AI vs Chat2DB vs Holistics vs Sigma
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Wren AI
Open-source text-to-SQL agent that turns questions into dashboards
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Holistics
Code-first BI with a programmable semantic layer — self-service analyt...
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Sigma
Spreadsheet-style analytics on your cloud data warehouse — no SQL requ...
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| RECATOOLS Score | 7.4 / 10 | 7.8 / 10 | 8.1 / 10 | 8.2 / 10 |
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| Value for money | ||||
| Ease of use | ||||
| ASEAN readiness | ||||
| API quality | ||||
| Pricing | Freemium | Freemium | Paid | Paid |
| Free tier | — | Community edition — full SQL client, visual editor, 16 DB connections, no built-in AI | No permanent free tier; free trial available on all plans | 14-day free trial, no credit card required |
| Paid from | — | Pro: $20/month (or $180/year); Enterprise: custom pricing | From $800/month (annual, Entry — 10 users, 100 reports) | Custom enterprise quote; no public list pricing |
| Has API | ✓ | ✓ | ✓ | ✓ |
| Open source | ✓ | ✓ | ✗ | ✗ |
| Free to use | ✓ | ✓ | ✗ | ✗ |
| Users | — | Over 1 million users (self-reported, as of 2025) | Customers across 40 countries; ~65-person team; ~$5M ARR (reported June 2024) | Used by thousands of enterprise customers (exact count not publicly disclosed) |
| Founded | — | 2023 | 2015 | 2014 |
| Maker | — | CodePhiliaX (independent; originally incubated under Alibaba open-source) | Holistics Software Pte. Ltd. (independent, no parent) | Sigma Computing, Inc. (independent) |
| Verdict | Wren's angle on text-to-SQL is the "context layer" — rather than firing a raw question at an LLM and hoping the schema is self-explanatory, it grounds queries in defined business semantics, which matters once you're past... |
Chat2DB earns its GitHub crown through breadth: 30+ database engines, 10+ LLM backends including Qwen and DeepSeek, and a functional free Community edition under Apache 2.0. Pro runs $39.80/month ($19.80/month billed ann... |
Holistics earns its reputation with analytics engineers who want Looker-grade governance without Looker-grade lock-in or spend. The AML/AQL code-first stack, native Git workflows, dbt integration, and an AI assistant tha... |
Sigma doubled its valuation to $3 billion in an $80 million Series E closed in May 2026 — led by Princeville Capital, with Databricks Ventures, ServiceNow Ventures, and Workday Ventures all riding along, which says somet... |
| Full review → | Full review → | Full review → | Full review → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.