Side-by-side comparison · Presentations & Docs
ChatPDF vs GPT for Work vs Quadratic
Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.
Comparing 3 tools, the maximum.
At a glance
Pick it if: Anyone who needs quick answers from a PDF, like a manual, report or contract, without reading the whole thing.
Pick it if: Marketers, ecommerce teams and operations staff who do the same text job across hundreds of spreadsheet rows.
Pick it if: Analysts, finance staff and founders who outgrow Excel and want AI to write the analysis in a sheet they can check.
Overview
| Attribute | ChatPDF | GPT for Work | Quadratic |
|---|---|---|---|
| In one line | Upload a PDF and ask it questions, with answers that point to the page they came from. | AI functions and bulk AI jobs inside Google Sheets and Excel, plus Docs and Word. | A spreadsheet where AI writes the formulas, Python and SQL to analyse your data. |
| Pricing model | Freemium | Paid | Freemium |
| Starting price | $0 | $25/mo | $18/user/mo |
| Free plan | Yes | No | Yes |
| Works with Claude Code | Yes | Yes | Yes |
Rating breakdown
Our scores out of 5. The higher bar in each row is highlighted.
| Attribute | ChatPDF | GPT for Work | Quadratic |
|---|---|---|---|
| Overall rating | 3.9 | 4.2Winner | 4.0 |
| Ease of useHow quickly someone non-technical gets value from it. | 5.0 | 4.0 | 3.5 |
| FeaturesHow completely it covers its own job, and how well the pieces fit together. | 3.5 | 4.5 | 4.5 |
| Output qualityHow good the results are before you fix them. | 3.5 | 4.0 | 4.0 |
| Value for moneyWhat you get for the price, including the free plan. | 3.5 | 4.0 | 4.0 |
| Speed & reliabilityHow fast it is and how often it falls over. | 4.0 | 4.5 | 4.0 |
Feature comparison
A tick means it does this today. A dash means we haven't checked.
| Attribute | ChatPDF | GPT for Work | Quadratic |
|---|---|---|---|
| Access & platform | |||
| Free plan | Yes | No | Yes |
| Mobile app | No | – | No |
| Desktop app | Yes | – | No |
| Browser extension | No | – | – |
| API access | Yes | Yes | Yes |
| Teams & business | |||
| Team workspace | No | Yes | Yes |
| Enterprise plan or SSO | – | Yes | Yes |
| Connects to other apps | No | Yes | Yes |
| Open source or self-hosted | No | No | Yes |
| AI abilities | |||
| Works with your files | Yes | Yes | Yes |
| Understands images | – | – | – |
| Makes images | No | No | No |
| Makes video | No | No | No |
| Writes code | No | – | Yes |
| Runs agents or automations | No | Yes | Yes |
| Learns your brand or style | – | – | – |
| Works in many languages | Yes | Yes | – |
| Capabilities score | 5/ 17 | 7/ 17 | 9/ 17 |
Pricing
Plans as listed on each vendor's site when we last checked. Confirm before you buy.
| Attribute | ChatPDF | GPT for Work | Quadratic |
|---|---|---|---|
| Plans | Free $0 The occasional document. | StandardOur pick $25/mo One person running bulk jobs. | Personal Free Trying it out or light personal analysis. |
PlusOur pick About $19.99/mo, cheaper billed yearly People who read lots of documents. | Business $45/seat/mo Teams sharing a budget. | ProOur pick $18/user/mo billed yearly Individuals and small teams doing regular analysis. | |
Enterprise Custom Large organisations. | Business $36/user/mo billed yearly Teams that lean on the AI every day. | ||
Enterprise Custom Larger companies with security and hosting rules. | |||
| Which plan to pick | Free is fine for a document or two a day. Before paying for Plus, try NotebookLM, which is free, or use Claude or ChatGPT if you already pay for one. | Standard covers most individuals; watch the usage dashboard on your first big job. Move to Business when several people need it or you want to run it on your own AI account. | Start on the free Personal plan with a real data set. If you use it every week, Pro is enough for most people; move to Business only if you keep running out of AI credits. Monthly billing costs about 10% more than the yearly prices shown. |
Key features
| Attribute | ChatPDF | GPT for Work | Quadratic |
|---|---|---|---|
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Pros and cons
| Attribute | ChatPDF | GPT for Work | Quadratic |
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Who each one is for
| Attribute | ChatPDF | GPT for Work | Quadratic |
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Questions people ask
Which is better, ChatPDF, GPT for Work or Quadratic?
GPT for Work scores highest overall in our ratings (ChatPDF 3.9/5, GPT for Work 4.2/5 and Quadratic 4.0/5). ChatPDF is best for quick questions about a single PDF and summarising reports and manuals. GPT for Work is best for Bulk AI jobs across spreadsheet rows and categorising and tagging data. Quadratic is best for asking big data sets questions in your own words and pulling live data from a company database.
Which is cheaper, ChatPDF, GPT for Work or Quadratic?
ChatPDF: There's a free plan, and paid plans start at $0. GPT for Work: There's no free plan. Paid plans start at $25/mo. Quadratic: There's a free plan, and paid plans start at $18/user/mo.
Which is easier to use, ChatPDF, GPT for Work or Quadratic?
ChatPDF rates highest for ease of use in our scores. Anyone who needs quick answers from a PDF, like a manual, report or contract, without reading the whole thing.
How we compare
Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.
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