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BigTime — AI for Project Management & Agile

Professional services automation software with AI capabilities for project management, resource allocation, scoping, and billing.

What is BigTime?

BigTime: Professional services automation software with AI capabilities for project management, resource allocation, scoping, and billing. Paid, from $20 per user/month. Zekai scores it 8.6 out of 10 after independent testing. Best for professional services firms needing end-to-end PSA capabilities.

DifferentiatorFinance-first PSA platform built around your general ledger with AI-powered resourcing.
Proof3,000+
Explore BigTime
Pro from$20 per user/month
8.6 Zekai
PSA platform with AI tools
AI for Project Management & Agile
Ease of Use
8.0
Accuracy
9.0
Value
8.0
Time Saving
9.0
3000+Users
8.6/10Zekai Score
Time TrackingResource ManagementInvoicingAI AssistantQuickBooks Integration
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Zekai Verdict

What is it?
BigTime is a professional services automation platform designed to help growing firms manage the complete project lifecycle from quoting to invoicing.
Best for
Project Manager
Not ideal for
Some AI capabilities like Time Agent and Expense Agent are still marked as coming soon
Price
$20 per user/month
Zekai Score
8.6/10
Hand-scored by Zekai

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⚡ Quick answer

BigTime is a professional services automation (PSA) software platform designed to help growing firms manage projects, track time and expenses, build quotes, and handle invoicing. It features AI-powered tools for resource allocation and assistant support to help protect project margins from quote to cash.

CategoryAI for Project Management & Agile
Best forProfessional services firms needing end-to-end PSA capabilities
Price from$20 per user/month
Free planno
DifferentiatorFinance-first PSA platform built around your general ledger with AI-powered resourcing.
Proof3,000+
Rating4.5
📖 About BigTime
How It Works

Your workflow, automated

1
Scoping & Quoting
Build accurate proposals and statements of work using margin-informed quote builders and reusable service templates.
2
Resource Allocation
Assemble your project team using AI-driven staffing recommendations and availability heatmaps to protect margins.
3
Delivery & Invoicing
Execute projects with real-time budget tracking and generate one-click invoices that sync straight to your general ledger.
Ready to automate your workflow with BigTime?
Explore BigTime →
Real Impact

Before & After

❌ Before

Spending hours manually building proposals in Word and tracking project hours across disconnected spreadsheets.

45-55 days DSO
✅ After

Converting approved quotes directly into live projects with accurate budgets, automated tracking, and real-time margin visibility.

3-5 days faster close
AI Prompts

Prompts for Project Managers

Prompt 01 Draft a Project Charter
You are a PMP-certified senior project manager with 15 years of experience in enterprise software delivery. I need a project charter for a new project.
Prompt 02 Create a Work Breakdown Structure (WBS)
You are a detail-oriented project scheduler. Your task is to break down a large project into smaller, manageable work packages. Context: We are developing a new mobile application for iOS and Android.
Prompt 03 Generate a Project Kickoff Meeting Agenda
You are a senior project manager responsible for leading effective and engaging project kickoff meetings. Context: We are kicking off "Project Phoenix," a 6-month CRM migration project.
See all 50 AI prompts for Project Managers →
Social Proof

Trusted by 3000+

3000+ professionals using this tool
Ease of Use
8.0
Accuracy
9.0
Value
8.0
Time Saving
9.0
3000+ professionals are already using this tool.
See Plans & Pricing →
Connects With

BigTime integrations

Quickbooks Hubspot Salesforce Jira Sage Intacct Lacerte
Setup complexity: Moderate
BigTime is a professional services automation platform designed to help growing firms manage the complete project lifecycle from quoting to invoicing. It combines time tracking, resource management, project portfolio management, and billing with AI-driven features. The platform connects your operational data directly to your financial workflows to help protect your project margins.
The decision

Is BigTime worth it?

Built for
Professional services firms including accounting, architecture, consulting, engineering, and IT services organizations.
Effort to adopt
Moderate
Who It's For

Why Project Management & Agile choose this tool

🎯
Built for
Project Manager
In-Depth Overview
When you run a professional services firm, keeping track of billable hours, project budgets, and profit margins across multiple systems creates significant administrative overhead. BigTime addresses this challenge by providing an all-in-one platform that unifies scoping, quoting, time tracking, resource allocation, and invoicing around your general ledger. You can use its modular system to start with core time and expense management, then expand into advanced resource planning and data analytics as your organization grows. The platform incorporates AI-powered tools designed to reduce manual administrative tasks. For example, the AI assistant provides instant answers within the platform, while the resourcing agent helps you match staff skills and capacity to upcoming projects. By connecting sales quotes directly to project delivery, you eliminate manual re-entry errors and prevent scope creep from eroding your margins. Native integrations with tools like QuickBooks ensure your financial data remains accurate and synchronized from day one. While the software offers deep configuration and robust reporting for mid-sized and enterprise firms, smaller teams can adopt the core Essentials plan quickly without complex setups. If you need a finance-first approach to professional services management that keeps your team aligned from quote to cash, BigTime provides the operational visibility required to protect your bottom line.

Key Use Cases

📊
Track budgets and actuals in real time
Project Manager
Monitor project delivery performance and prevent scope creep using integrated time and expense tracking tools.
50% faster invoicing
👥
Match skills to project needs instantly
Resource Manager
Utilize AI-powered staffing recommendations and availability heatmaps to optimize team utilization rates.
8-12 pts higher utilization
✓ Pros
Native integration with QuickBooks Desktop and Online
Modular design allows you to add features as your firm grows
Drag-and-drop resource scheduling with availability heatmaps
One-click conversion from approved quotes to live projects
Custom reporting center to build tailored dashboards
· Cons
Some AI capabilities like Time Agent and Expense Agent are still marked as coming soon
Advanced multi-entity and multi-currency features require higher-tier plans
Implementation complexity scales up when integrating with enterprise tech stacks
Distinct modules must be added separately as your firm expands
⚡ Editorial Verdict

BigTime offers a comprehensive suite for professional services automation, helping you track time, manage resources, and build accurate quotes in one place. However, certain advanced AI features like the Time Agent and Expense Agent are still listed as coming soon, which limits current automation capabilities.

Questions & Answers

Frequently asked questions

What does BigTime cost to start?

+
BigTime Essentials starts at $20 per user/month, which includes core time tracking, invoicing, expense management, and payments.

Does BigTime integrate with QuickBooks?

+
Yes, BigTime offers native integration with both QuickBooks Desktop and QuickBooks Online.

Last reviewed:

Plans & Pricing

BigTime pricing and plans

Prices and features are updated regularly but can change at any time — always confirm on the official website. Some links on this page are affiliate links.

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AI Directory

About BigTime

Full Description

BigTime is a professional services automation platform designed to help growing firms manage the complete project lifecycle from quoting to invoicing. It combines time tracking, resource management, project portfolio management, and billing with AI-driven features. The platform connects your operational data directly to your financial workflows to help protect your project margins.

Editorial Verdict

BigTime offers a comprehensive suite for professional services automation, helping you track time, manage resources, and build accurate quotes in one place. However, certain advanced AI features like the Time Agent and Expense Agent are still listed as coming soon, which limits current automation capabilities.

Last reviewed:
Disclaimer
Zekai is an independent AI tools directory. We are not affiliated with, endorsed by, or officially connected to BigTime unless clearly stated. All product names, logos, and brands are the property of their respective owners and are used for identification purposes only. The information on this page — including pricing, features, and availability — is general information, may have changed since our last review, and is not professional advice. Zekai Scores and verdicts are our editorial opinion. Some outbound links are affiliate links that may earn us a commission at no extra cost to you. Spotted outdated or incorrect information? Request a correction →
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