BigTime
Professional Services Automation (PSA) platform for architecture, engineering, consulting, and accounting firms with time tracking, billing, resource management, and AI agents.
3.0 /5 composite score
C1 3/5 reflects modular subscription pricing without public rates on homepage; C2 3/5 reflects QuickBooks integrations via API (no standalone documented API); C3 3/5 reflects cloud SaaS deployment; C4 3/5 reflects QuickBooks sync and data portability; C5 3/5 reflects native QuickBooks integration plus AI agents (AVA, Expense Agent, Resourcing Agent, Insights Agent). BigTime is a PSA leader with 3,000+ organizations; 4.6/5 from 662 Capterra reviews.
Solid
Rubric Scorecard
| Criterion | Score | Evidence |
|---|---|---|
| Value for the price | 3/5 | Subscription |
| Agent Friendliness | 3/5 | API: via QuickBooks |
| Ease of adoption | 3/5 | -- |
| Portability & lock-in | 3/5 | 1 file formats |
| Interoperability | 3/5 | 3 integrations Source → |
Pricing
ModelSubscription
Free tierno
Free viewerno
How we verified this: we checked BigTime against its live site and an independent source — capterra.com. Nothing on this page is listed from memory. See how we grade. Verified 2026-09-02.
Evidence
File formats
| Format | Direction | Support |
|---|---|---|
| CSV | export | full |
Integrations
QuickBooks Stripe Expense Management Systems
Sources
Also covers
BigTime also appears in these sub-categories:
The accounting-invoicing placement reflects multi-functional PSA covering billing, project accounting, and financial operations.
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