Blue J vs CoCounsel Tax: which fits your firm?
Blue J starts at $125 per month while CoCounsel Tax quotes pricing on request; Blue J lists solo, small and mid-size firms where CoCounsel Tax lists small and mid-size.
Prices and details verified August 15, 2026 for Blue J and May 1, 2026 for CoCounsel Tax. Both records sit in Tax compliance and research and are compared on vendor-published specifications, the same way across every tool.
Blue J vs CoCounsel Tax side by side
5 of 13 dimensions differ. Rows marked "Differs" are where the two records do not match.
| Dimension | Blue J | CoCounsel Tax |
|---|---|---|
| Entry priceDiffers | $125 per month | Quoted on request |
| Pricing modelDiffers | Per user | Custom quote |
| Free trialDiffers | Yes | Not listed |
| Free plan | No | No |
| Firm size fitDiffers | Solo, Small, Mid-size | Small, Mid-size |
| Built for | Accounting firms | Accounting firms |
| Specialisation | Tax, Advisory | Tax, Advisory |
| Automation profile | Judgment-heavy work | Judgment-heavy work |
| Deployment | Cloud | Cloud |
| Geo availability | US, UK, Canada | US, UK, Canada |
| Integrations listedDiffersNo integrations in common across the two published lists. | Not published | 1 listed |
| Certifications | Not published | Not published |
| Support channels | Phone, Chat, Email, Knowledge base | Phone, Chat, Email, Knowledge base |
Which one fits your firm
Choose Blue J if
- Sole practitioners on US federal, SALT, Canadian, or UK tax research who want sourced answers.
- Tax-heavy practices that need to draft memos and client emails grounded in primary authority.
- Firms that save research time across multiple users. Vendor reports around three hours per user per week.
Think twice about Blue J if
- Practices with no tax advisory work. Blue J is built around primary tax authority, not bookkeeping or audit.
- Solo bookkeepers on the tightest budgets. Blue J starts at $1,498 per year per user.
- Firms outside the US, UK, or Canada. Blue J's content libraries do not yet cover other jurisdictions.
Choose CoCounsel Tax if
- Small to mid-sized firms that already subscribe to Thomson Reuters Checkpoint.
- Tax practices that need conversational follow-up research grounded in primary IRC and IRS authority.
- Firms that draft memos and client communications from sourced primary tax content.
Think twice about CoCounsel Tax if
- Firms not on Thomson Reuters Checkpoint. CoCounsel Tax requires an existing Checkpoint subscription.
- Solo practitioners without a Checkpoint plan. Standalone licensing is not offered.
- Practices outside the US, UK, or Canada. CoCounsel Tax content libraries are limited to those jurisdictions.
What each one does
About Blue J
Blue J is an AI tax research platform that answers questions by drawing on primary authority including case law, statutes, IRS guidance, Tax Notes, and IBFD cross-border content. Users report saving around three hours per user per week. It covers US federal and SALT tax, Canadian tax, and UK tax, with a 7-day free trial available.
Best for tax-heavy practices that want sourced answers from primary US, Canadian, or UK tax authority.
About CoCounsel Tax
CoCounsel Tax is Thomson Reuters' AI assistant for tax professionals. It draws on Checkpoint's primary source library including the Internal Revenue Code, Treasury regulations, IRS guidance, case law, and expert commentary to give accountants and tax advisers instant, sourced answers to research questions.
Best for tax practices already on Thomson Reuters Checkpoint that want conversational research grounded in primary authority.
Frequently asked questions
- Which is cheaper, Blue J or CoCounsel Tax?
- Blue J publishes an entry price of $125 per month. CoCounsel Tax quotes pricing on request and publishes no figure, so the two cannot be compared on published prices alone.
- Do Blue J and CoCounsel Tax both offer a free trial?
- Blue J lists a free trial. CoCounsel Tax does not. Neither publishes a permanently free plan.
- Which one integrates with QuickBooks and Xero, Blue J or CoCounsel Tax?
- Neither published integration list names QuickBooks or Xero. Check the vendor pages for anything added since these records were last checked.
- Which suits a smaller firm, Blue J or CoCounsel Tax?
- Blue J lists solo, small and mid-size firms and CoCounsel Tax lists small and mid-size firms. Firm size fit is the vendor's own positioning, so treat it as the starting point rather than a limit.