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Sleek Bill CAKE
The PaaS Built for
Chartered Accountants
CAKE (CA Knows Everything) bridge the gap between CA's, their clients & team which brings GST filing, audit support, accounting insights, compliance, team management and much more into one real-time platform—so you never chase clients for data again.
Trusted by 3 Crore+ businesses across Globe
Everything CAs Need
Under One Roof
From real-time client data to compliance documentation—CAKE © streamlines every part of your practice.
Real-Time Clients Data
Client billing activity syncs automatically from Sleek Bill with Cake. No more waiting for month-end records—access transactions and insights in real time.
Single-Click Report Export
Export essential GST & other report instantly. Save your time, efforts and money to increase your productivity, improve accuracy in filing preparation.
Document Vault
Store all your crucial compliance documents—registrations, returns, reports, certificates, and supporting proofs—in one secure, centralized location. Access files anytime, streamline document management, and keep compliance records organized and up to date.
Task Management
Simple Task Management built for CAs, CPAs, Tax Practitioners Advocates & Accountants serving small, medium and growing businesses. Designed for the workflows you actually use and track productivity to scale business.
Consent Management System
Accordig to DPDP Act 2023, obtaning consent from client is required. From 2027, our system helps businesses securely manage personal data information while supporting DPDP-compliant privacy and data-handling practices.
Client Invoicing
There’s no need to use separate billing or accounting software to create invoices for your customers or clients. With CAKE, you can create invoices, record payments, and track your payment history—all in one platform.
Why CAKE Exists
For 15+ years, Sleek Bill has helped businesses invoice faster and stay organized. During this journey, one challenge kept repeating.
CAs spend enormous time collecting invoices, payment records, and documents from clients—especially from small businesses. Many SMEs maintain records on paper or use overly complex software, leading to delays, follow-ups, errors, and lost productivity. Simillarly the SME's does not want to spent huge money in billing and accounting software, also for the most of accounting software require employ accountant to add the data entry. Which results disappointment to the business owner and they avoid the work over billing software.
Leading Functionality for GST, Audit & Compliance
Delivering industry-leading solutions designed to drive growth and optimize your CA practice.
Real-Time Client Data Access
Stop waiting for month-end records. Get billing and transaction visibility that supports faster review, reconciliation and reporting.
Single-Click GST Reports & Filing Support
Generate essential GST insights quickly—reduce manual compilation time and improve accuracy in filing preparation.
Document Vault & Compliance Hub
Store, manage and access crucial compliance documents. No repeated follow-ups—clients share once, CAs access anytime.
Powerful Capabilities at Every Level
Explore how CAKE transforms each aspect of your practice.
GST Data & Filing
Access pre-compiled GST data and generate reports for faster, error-free filing.
- Access client GST data in real time from Sleek Bill integration
- Auto-generate GSTR1 and GSTR3B preparation reports
- Reduce manual data entry with intelligent data syncing
- Identify mismatches and discrepancies before filing
Audit & Accounting
Organize audit evidence and accounting workflows for faster review cycles.
- Structured access to financial data for audit preparation
- Organized document trails for evidence and compliance
- Reduce time spent on reconciliation with pre-sorted records
- Support both internal and statutory audit requirements
Compliance Management
Keep all compliance files organized with a centralized digital compliance kit.
- Keep compliance-related files and proofs in one place
- Track document availability and reduce repeated client calls
- Prepare for future requirements with a digital compliance kit
- Maintain GST compliant invoices and receipts automatically
Client Collaboration
Enable seamless document sharing and reduce endless calls and email follow-ups.
- Clients upload documents once—automatically organized for the CA
- Request and receive files through a secure platform
- Replace endless email threads and fragmented WhatsApp chats
- Save time, increase productivity, improve profitability
Advantages for CA Firms
- Save tremendous amount of time every monthReduce client follow-ups with automatic data syncing
- Increase productivity of your teamReal time task assignment and status. Ready-to-use data and documents at your fingertips
- Improve profitabilityComplete 10X work with the same team
- Reduce filing delaysNo more incomplete client records holding you back
- Standardize your practiceStructured workflows that scale with your firm
- Better client experienceClients share once, CAs access anytime and vice versa
- Unique & copyrighted platformDesigned specifically for CA-centric workflows which is copyright
Team Productivity &
Process Intelligence
Go beyond billing. Manage your team, assign work with defined processes, and get real-time productivity insights—all within CAKE.
Add Your Team Members
Invite all your team members to CAKE for streamlined work management. Define roles, set permissions, and get everyone on the same platform from day one.
Process Management
Assign work to team members using defined processes and workflows. Track real-time status of every assigned task—know what's pending, in-progress, or completed instantly.
Productivity Intelligence Report
Get detailed productivity reports for every team member. Make informed, data-backed decisions on workload distribution, performance reviews, and team scaling.
Overall Team Process Intelligence Smart
Stop maintaining manual attendance records and stop micro-monitoring your team. Free up your bandwidth to focus on bringing new business—let CAKE handle the operational intelligence.
How CAKE Works
A simple four-step workflow that transforms how you manage client data and compliance.
Client Connects
Your client uses Sleek Bill for simple billing & record creation
Data Syncs
CAKE syncs essential billing data to your CA interface in real time
Reports Ready
Access GST & accounting insights with single-click report generation
Vault Stores
Uploaded documents can be viewed to the both , Both can upload and accesses anytime
Built for Every Type of Practice
Whether you handle GST, audits, or accounting—CAKE adapts to your workflow or GST. accounting or you need anything adopts to your workflow.
GST Practitioners
Faster data access and automated report preparation. Spend less time compiling and more time advising clients.
ExploreAudit Support
Organized documents and evidence ready when needed. Digital compliance kits replace scattered physical records.
ExploreAccountants & Tax Teams
Structured client data for review and reconciliation. Handle more clients without expanding your team.
ExploreLoved by CA Professionals
"CAKE completely transformed our GST filing workflow. What used to take 3 days now takes hours. The real-time data sync is a game changer."
"The Document Vault alone saved us countless hours of client follow-ups. Clients upload once, we have everything for audits."
"We handle 200+ SME clients. Before CAKE, compliance season was chaos. Now, everything is organized in one dashboard."
"Simple, powerful, and designed for CA workflows. The single-click GST reports are incredibly accurate and save massive time."
"CAKE completely transformed our GST filing workflow. What used to take 3 days now takes hours. The real-time data sync is a game changer."
"The Document Vault alone saved us countless hours of client follow-ups. Clients upload once, we have everything for audits."
"We handle 200+ SME clients. Before CAKE, compliance season was chaos. Now, everything is organized in one dashboard."
"Simple, powerful, and designed for CA workflows. The single-click GST reports are incredibly accurate and save massive time."
Ready to Stop Chasing
Client Data Every Month?
Start using Sleek Bill CAKE to simplify GST workflows, organize compliance documents, and improve your firm's productivity.
Benefits of Sleek Bill Cake CA Software
- Centralized Client Document Management
- Faster GST Filing & Compliance
- Secure CA Read-Only Access
- Real-Time CA–Client Collaboration
- Reduced Software Costs & Complexity
- Consent Management & Audit Trail Support
15+ years of billing evolution · 3 Crore+ businesses served · Built for modern CA firms
Super Solution · Save Time · Save Money · Organized and Safe Data