Must-Have Apps for Project Management, Invoicing, and Communication
Freelancing can be liberating—but it can also be chaotic without the right tools. Whether you're juggling multiple clients, chasing payments, or trying to stay focused in a sea of distractions, the right software can make all the difference.
In this post, we’ll cover the best tools for freelancers to stay productive, manage their projects, get paid on time, and communicate like a pro. Whether you're just starting out or looking to sharpen your workflow, these apps will help you run your freelance business more efficiently.
1. Project Management Tools
Why it matters: As a freelancer, managing multiple projects at once is standard. You need a system that keeps you on track, shows deadlines, and helps clients stay in the loop.
Trello
Great for: Visual task management using boards and cards
- Free to use with affordable upgrades
- Ideal for solo freelancers and small teams
- Integrates with Google Drive, Slack, and more
ClickUp
Great for: All-in-one project and task management
- Time tracking, to-do lists, docs, and dashboards
- Highly customizable workflows
- Free plan available with extensive features
Notion
Great for: Flexible productivity and content management
- Combines note-taking, task management, databases
- Great for freelancers managing content-heavy projects
- Beautiful, sharable dashboards for clients
2. Communication & Collaboration Tools
Why it matters: Whether you're working with clients or collaborators, seamless communication is key to successful freelance work.
Slack
Great for: Real-time messaging with clients and collaborators
- Create dedicated channels for each project
- Integrate with tools like Google Drive, Trello, and Zoom
- Voice/video calls included
Zoom
Great for: Video calls, especially for client meetings or consultations
- Reliable video conferencing with screen sharing
- Record sessions for reference
- Free tier for up to 40-minute group calls
Schemon (yes, that’s us!)
Great for: All-in-one freelance service scheduling and payments
- Share a branded booking page
- Accept online payments instantly
- Organize client files, messages, and tasks in one dashboard
- Perfect for solo professionals offering coaching, consulting, or digital services
👉 Try Schemon free →
Loom
Great for: Asynchronous video updates
- Record your screen and voice to explain tasks
- Perfect for clients in different time zones
- Free plan with generous features
3. Invoicing & Finance Tools
Why it matters: Getting paid shouldn’t be a hassle. These tools help you track hours, send professional invoices, and accept payments.
FreshBooks
Great for: Complete accounting and invoicing
- Send invoices, track time, log expenses
- Accept payments online via Stripe or PayPal
- Excellent mobile app and customer support
Bonsai
Great for: All-in-one freelance business management
- Proposals, contracts, time tracking, invoicing
- Automatically calculate late fees, taxes, and more
- Simple, clean interface
Wave
Great for: Free accounting and invoicing
- 100% free for invoicing, receipts, and basic accounting
- Optional paid payroll services
- Integrates with bank accounts for reconciliation
4. Time Tracking & Productivity Tools
Why it matters: Freelancers need to track hours for billing and productivity insights, especially when working on hourly contracts.
Toggl Track
Great for: Simple, effective time tracking
- One-click timers or manual entries
- Tag by project, client, or task
- Free forever plan with reporting features
RescueTime
Great for: Measuring how you spend time on your computer
- Auto-tracks time spent on websites and apps
- Detailed reports and daily productivity scores
- Helps eliminate time-wasting habits
Focus Booster
Great for: Pomodoro-style time management
- Encourages deep work in focused 25-minute sessions
- Easy to use, great for freelancers who need help concentrating
- Tracks sessions and exports reports
5. File Sharing & Cloud Storage
Why it matters: Securely storing and sharing files with clients is part of the job—especially for designers, writers, and consultants.
Google Workspace (Drive, Docs, Sheets, etc.)
Great for: Collaborative document editing and sharing
- Real-time collaboration
- File version history
- Generous free tier and low-cost upgrades
Schemon (yes, that’s us!)
Great for: All-in-one freelance service scheduling and payments
- Share a branded booking page
- Accept online payments instantly
- Organize client files, messages, and tasks in one dashboard
- Perfect for solo professionals offering coaching, consulting, or digital services
👉 Try Schemon free →
Dropbox
Great for: File syncing and backup
- Sync across devices
- Request files from clients
- Strong version control and file recovery
6. Scheduling & Client Booking Tools
Why it matters: Let clients book time with you without endless email threads.
Calendly
Great for: Scheduling calls, sessions, or meetings
- Syncs with Google, Outlook, iCloud calendars
- Automatically detects time zones
- Add buffers, meeting types, and custom questions
Schemon (yes, that’s us!)
Great for: All-in-one freelance service scheduling and payments
- Share a branded booking page
- Accept online payments instantly
- Organize client files, messages, and tasks in one dashboard
- Perfect for solo professionals offering coaching, consulting, or digital services
👉 Try Schemon free →
Final Thoughts: The Freelancer's Stack
Every freelancer's setup is unique, but a well-rounded toolkit typically includes:
- A project manager (like ClickUp or Trello)
- A communication tool (Slack or Schemon or Zoom)
- Invoicing software (Bonsai, FreshBooks, or Wave)
- File sharing and tracking (Dropbox or Schemon)
- A time tracker (Toggl or RescueTime)
- Scheduling software (Calendly or Schemon)
Choosing the right tools helps you work smarter—not harder—so you can spend more time doing what you love (and get paid for it).
🎯 Pro Tip: Try out 2–3 tools in each category before committing. Most offer free trials or tiers, so you can test what fits your style and clients best.