Shortlist by what you need
Start here if you know why you are leaving Luminal.
Want the closest match?
SourcetableMost similar to Luminal in what it does, its category and its price.
Visit (opens Sourcetable in a new tab)Need a free plan?
ArcwiseHas a free plan, rated 4.1 out of 5. Luminal has none.
Visit (opens Arcwise in a new tab)Want the lowest price?
GPTExcelFrom $6.99/mo, the lowest starting price here.
Visit (opens GPTExcel in a new tab)Want the best rated?
QuadraticRated 4.2 out of 5 in our review, against 3.9 for Luminal.
Visit (opens Quadratic in a new tab)
At a glance
Green means better than Luminal, red means worse. Prices are starting prices per month.
| Tool | Our rating | Starts at | Free plan | Best for | Compare |
|---|---|---|---|---|---|
 LuminalBaseline | 3.9 | Not listed | No | Spreadsheet copilot that cleans and transforms data without writing formulas. | |
| Sourcetable | 5.0+1.1 | $20/mo | YesLuminal has none | AI built into a real spreadsheet grid, not a separate chat window | vs Luminal |
 Numerous.ai | 4.0+0.1 | $10/mo | No | An =AI() spreadsheet function for open-ended text tasks | vs Luminal |
| GPTExcel | 3.9Same | $6.99/mo | YesLuminal has none | AI formula generator that converts plain-language requests into Excel, SQL, VBA, and regex output. | vs Luminal |
| Arcwise | 4.1+0.2 | $29.99/mo | YesLuminal has none | AI copilot embedded in Google Sheets that turns plain-language requests into pivots, charts, and cleaned data. | vs Luminal |
 DataSquirrel.ai | 3.6−0.3 | Not listed | No | No formulas, no pivot tables - upload data and AI auto-cleans, auto-analyzes, and auto-charts it, keeping your raw data private from third-party AI models. | vs Luminal |
 Euno | 4.0+0.1 | Not listed | No | Metadata and lineage layer that gives AI agents context over an enterprise data stack. | vs Luminal |
| Quadratic | 4.2+0.3 | Not listed | No | Spreadsheet that runs Python and SQL, connects to your database, and answers in plain English. | vs Luminal |
 RowSpeak | 3.7−0.2 | Not listed | No | Cleans a messy export and answers questions about it, in charts and reports. | vs Luminal |
The alternatives in detail
In order of how closely each one matches Luminal.
Sourcetable
5.0$20/mo
vs Luminal+1.1Free plan
AI built into a real spreadsheet grid, not a separate chat window.
- AI assistance built directly into a spreadsheet grid interface
- AI-generated formulas and chart suggestions within cells
- Database and file connections for live data
Familiar grid interface suits spreadsheet-first thinkers directly
Less suited to users who prefer a pure conversational interface
Numerous.ai
4.0$10/mo
vs Luminal+0.1
An =AI() spreadsheet function for open-ended text tasks.
- =AI() function for open-ended text tasks in spreadsheet cells
- Bulk processing across many rows at once
- Duplicate-query avoidance to reduce cost
Handles genuinely open-ended text tasks standard formulas can't express
No self-serve free tier, only a paid trial
GPTExcel
3.9$6.99/mo
vs LuminalSameFree plan
AI formula generator that converts plain-language requests into Excel, SQL, VBA, and regex output.
- Natural-language-to-formula conversion for Excel and Google Sheets
- SQL query generation from plain-language descriptions
- VBA, Google Apps Script, and Airtable script generation
Pro plan at $6.99/month undercuts most AI spreadsheet-assistant pricing
Free tier's 4 tool uses per 12 hours limits it to light, occasional use
Arcwise
4.1$29.99/mo
vs Luminal+0.2Free plan
AI copilot embedded in Google Sheets that turns plain-language requests into pivots, charts, and cleaned data.
- $AI.TRANSFORM, $AI.CLASSIFY, and $AI.EXTRACT custom functions for running AI operations on cell ranges
- Chat-style assistant that builds pivot tables, charts, and summary reports from natural-language requests
- PDF upload with automatic extraction of tables and data into spreadsheet rows
Works inside Google Sheets directly, avoiding an export/import workflow
Limited to Google Sheets, with no native Microsoft Excel version
DataSquirrel.ai
3.6Not listed
vs Luminal−0.3
No formulas, no pivot tables - upload data and AI auto-cleans, auto-analyzes, and auto-charts it, keeping your raw data private from third-party AI models.
- Auto-clean, auto-analyze, and auto-chart from uploaded data
- Plain-English commands for data exploration
- No formulas or pivot tables required
Privacy architecture keeps raw data from third-party AI models, not just a policy statement
Pricing wasn't clearly detailed in available content
Euno
4.0Not listed
vs Luminal+0.1
Metadata and lineage layer that gives AI agents context over an enterprise data stack.
- Column-level lineage
- Metadata catalogue
- Automated labelling
Lineage at column level rather than table level
Pricing is not published
Quadratic
4.2Not listed
vs Luminal+0.3
Spreadsheet that runs Python and SQL, connects to your database, and answers in plain English.
- Python, SQL and formulas in the same grid
- Live connections to Postgres, Snowflake, BigQuery and more
- Natural-language questions that generate the code
Removes the export-to-CSV step where analysis goes stale
No pricing figures published, only a free trial
RowSpeak
3.7Not listed
vs Luminal−0.2
Cleans a messy export and answers questions about it, in charts and reports.
- Excel, CSV, PDF and image input
- Automatic cleaning of messy exports
- Plain-language questions over the data
Cleaning the export is the slow part it removes
No pricing figures published
FAQ
Questions people ask
Is Luminal free?
Luminal does not list a free plan. Check its pricing page for current plans.
What is the best free alternative to Luminal?
Sourcetable is the highest-rated alternative here with a free plan (5.0 out of 5). Other free options: Arcwise, GPTExcel.
What is the cheapest alternative to Luminal?
Among paid plans, GPTExcel has the lowest starting price (from $6.99/mo). If you need it free, start with Sourcetable.
How did you pick these alternatives?
We match tools on what they do, their category and their price, using the details in our directory. Ratings come from our reviews and reader reviews.