Silverfin vs Spark AI: which fits your firm?
Spark AI starts at $85 per month while Silverfin quotes pricing on request; both list small and mid-size firms.
Prices and details verified June 29, 2026 for Silverfin and August 15, 2026 for Spark AI. Both records sit in Practice management and workflow and are compared on vendor-published specifications, the same way across every tool.
Silverfin vs Spark AI side by side
8 of 13 dimensions differ. Rows marked "Differs" are where the two records do not match.
| Dimension | Silverfin | Spark AI |
|---|---|---|
| Entry priceDiffers | Quoted on request | $85 per month |
| Pricing modelDiffers | Per entity | Per user |
| Free trialDiffers | Yes | Not listed |
| Free plan | No | No |
| Firm size fit | Small, Mid-size | Small, Mid-size |
| Built for | Accounting firms | Accounting firms |
| SpecialisationDiffers | Practice management, Advisory | Practice management |
| Automation profileDiffers | Mixed routine and judgment work | Judgment-heavy work |
| Deployment | Cloud | Cloud |
| Geo availabilityDiffers | UK, EU | US |
| Integrations listedDiffersBoth list: QuickBooks, Xero. | 5 listed | 5 listed |
| Certifications | Not published | Not published |
| Support channelsDiffers | Email, Chat, Knowledge base, Community forum | Email, Chat, Phone, Knowledge base |
Which one fits your firm
Choose Silverfin if
- Accounting firms in the UK and Europe that want standardized, cloud-based working papers and accounts production.
- Practices wanting client data centralized with templated compliance and reporting workflows.
- Firms scaling compliance work that prefer per-file pricing over per-user.
Think twice about Silverfin if
- US-based firms. Silverfin is built for UK and European compliance and accounts production.
- Solo practitioners with a handful of files. Silverfin has a file minimum and suits established firms.
- Firms wanting published pricing. Silverfin is quoted per file by sales.
Choose Spark AI if
- US accounting and tax firms already on Rightworks cloud hosting that want a secure AI assistant.
- Firms wanting AI research, document summarization, and drafting suited to accounting work.
- Practices that want AI inside a SOC-compliant hosted environment rather than a public chatbot.
Think twice about Spark AI if
- Firms not on Rightworks hosting. Spark AI is bundled with the Cloud Hosting plan, not sold alone.
- Solo practitioners wanting a cheap standalone AI tool. Spark AI comes with a hosting subscription.
- Firms outside the US, where Rightworks focuses its hosting and AI.
What each one does
About Silverfin
Silverfin is a cloud platform that standardizes a firm's client data and automates working papers, accounts production, and compliance work. It pulls data from ledgers into structured templates, so a practice produces year-end accounts, management reporting, and tax computations from one consistent source. It is built for UK and European firms and priced per client file.
Built for UK and European accounting firms that want standardized working papers, accounts production, and compliance in the cloud.
About Spark AI
Spark AI is an AI assistant built for accounting and tax work by Rightworks, handling research, document analysis, drafting, and summarization inside a secure, hosted environment. It is bundled with Rightworks cloud hosting rather than sold standalone, so a firm gets AI alongside the SOC-compliant infrastructure it already runs its software on.
Best for US accounting firms on Rightworks cloud hosting that want a secure, accounting-focused AI assistant bundled in.
Spark AI profileSpark AI pricing and plansSpark AI vendor site
Frequently asked questions
- Which is cheaper, Silverfin or Spark AI?
- Spark AI publishes an entry price of $85 per month. Silverfin quotes pricing on request and publishes no figure, so the two cannot be compared on published prices alone.
- Do Silverfin and Spark AI both offer a free trial?
- Silverfin lists a free trial. Spark AI does not. Neither publishes a permanently free plan.
- Which one integrates with QuickBooks and Xero, Silverfin or Spark AI?
- Silverfin lists QuickBooks and Xero. Spark AI lists QuickBooks and Xero. Across their full published lists the two share 2 integrations: QuickBooks and Xero.
- Which suits a smaller firm, Silverfin or Spark AI?
- Both records list the same firm sizes: small and mid-size. The split comes from the rest of the record, including deployment, specialisation and the integrations each vendor lists.