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Comparison · Collab

Contractbook vs Double

A side-by-side editorial comparison of Contractbook and Double — release velocity, themes, recent moves, and the top alternatives to consider.

Shared themes:permissions

Contractbook vs Double: at a glance

FeatureContractbookDouble
SectorCollabCollab
Velocity score5.07.5
Sparks · 30d01
Top themescontract-automation, permissions, two-factor-auth, ai-extractionbookkeeping-automation, agent-native, mcp, workpapers
Last editorial update7d ago5d ago
WebsiteVisit →

What is Contractbook?

Contract automation grows up: admin permission maps, 2FA, and forms that do their own arithmetic.

Contractbook released a batch of six changes on a single day covering three areas at once. Administration gets a company-wide Spaces access page answering who can reach which space and with what permission, plus OTP two-factor authentication at login. Contract creation gets calculation fields in forms that compute totals and pro-rated amounts and insert them into the document automatically. The AI side gets a new extraction model and a dedicated place to manage AI upload contract types, with built-in defaults now editable per company.

Read the full Contractbook trajectory →

What is Double?

Double is moving the whole bookkeeping workflow into a chat assistant, one billable task per week.

Double ships weekly, and for two months straight nearly every release has been another accounting task absorbed into Ask Double: transactions in late June, live spreadsheets, AI workpapers, metrics creation, voice input, and now Connections to outside tools. The assistant has gone from answering questions about the books to creating the artifacts accountants bill for. The most recent entry breaks the pattern — role-based restrictions on who can edit client properties — which is the administrative counterweight to everything else.

Read the full Double trajectory →

Contractbook vs Double: editorial side-by-side

C5.0

Contract automation grows up: admin permission maps, 2FA, and forms that do their own arithmetic.

◆ Current state

Contractbook released a batch of six changes on a single day covering three areas at once. Administration gets a company-wide Spaces access page answering who can reach which space and with what permission, plus OTP two-factor authentication at login. Contract creation gets calculation fields in forms that compute totals and pro-rated amounts and insert them into the document automatically. The AI side gets a new extraction model and a dedicated place to manage AI upload contract types, with built-in defaults now editable per company.

◆ Where it's heading

The pattern is a product being fitted for larger customers: the access-visibility page is gated to Accelerate and Enterprise plans, group-level company permissions landed earlier in the year, and 2FA closes the obvious procurement objection. Meanwhile the AI features are moving from fixed behaviour toward configurable behaviour — extraction types are now a company's own list rather than the vendor's. Calculations remove the last common reason to edit a generated .docx by hand.

◆ Prediction

The admin thread points toward more permission surface — audit trails or per-space delegation would follow naturally from a page that already explains where each permission comes from. Nothing in these entries indicates how much extraction accuracy actually improved.

D
Double
COLLAB
7.5

Double is moving the whole bookkeeping workflow into a chat assistant, one billable task per week.

◆ Current state

Double ships weekly, and for two months straight nearly every release has been another accounting task absorbed into Ask Double: transactions in late June, live spreadsheets, AI workpapers, metrics creation, voice input, and now Connections to outside tools. The assistant has gone from answering questions about the books to creating the artifacts accountants bill for. The most recent entry breaks the pattern — role-based restrictions on who can edit client properties — which is the administrative counterweight to everything else.

◆ Where it's heading

The strategy is to make Ask Double the primary interface and reduce the app's tab-by-tab surface to a system of record behind it. Two constraints are being addressed in parallel: the assistant needed to reach data Double does not hold, which Connections solves, and firms needed guardrails before handing an assistant this much reach, which the permissions work starts. Exposing metrics through both Ask Double and an MCP/API endpoint suggests Double expects agents outside its own product to drive the platform too.

◆ Prediction

Connections should exit private beta and expand its connector list, since it is the dependency for the cross-tool briefings Double is pitching. Expect the permissions model to keep hardening in step with each new thing the assistant is allowed to create.

Alternatives to Contractbook and Double

Other Collab products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either Contractbook or Double.

See all Contractbook alternatives → · See all Double alternatives →

Recent activity from Contractbook and Double

Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.

  1. 5d agoDoubleRole-based restrictions on editing client properties
  2. 9d agoContractbook🧮 Calculations in forms
  3. 9d agoContractbook🔑 OTP two-factor authentication
  4. 9d agoContractbook🖼️ AI upload: contract types
  5. 9d agoContractbook🗺️ Spaces access
  6. 9d agoContractbook🔎 Search results revamp
  7. 9d agoContractbook✨ AI extraction model upgrade
  8. 12d agoDoubleAsk Double reaches Slack, Notion and CRM data in private beta
  9. 19d agoDoubleVoice input for Ask Double
  10. 26d agoDoubleCreate and manage client metrics via Ask Double and MCP
  11. 1mo agoDoubleAsk Double builds workpapers by reconciling accounts to documents
  12. 1mo agoDoubleLive spreadsheet editing inside Ask Double

Frequently asked questions

What is the difference between Contractbook and Double?

Both compete on the same themes — permissions — within Collab. Double is currently shipping more aggressively (velocity 7.5 vs 5.0), with 1 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.

Is Contractbook better than Double?

Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Double is currently shipping more aggressively (velocity 7.5 vs 5.0), with 1 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other Collab products to evaluate alongside.

What are the best alternatives to Contractbook?

Top Contractbook alternatives in Collab are ranked by recent ship velocity. Browse the "Contractbook alternatives" section above for the current picks, or visit /alternatives/contractbook for the full list with editorial commentary on each.

What are the best alternatives to Double?

Top Double alternatives in Collab are ranked by recent ship velocity. Browse the "Double alternatives" section above for the current picks, or visit /alternatives/double for the full list with editorial commentary on each.