Financial Modelling Tool for App Developers
As an app developer, knowing when to scale, invest, or pivot your business can be the difference between success and stagnation. Brixx equips you with the financial modelling tools to anticipate future cash flow, assess project viability, and make smarter, data-driven decisions for your development roadmap.
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Model your app development business in Brixx - see how quickly your finances can make sense!
We are working on creating this template in Brixx. Although it isn’t available just yet, you can follow the guidance below to help get started. If you need any further assistance, don’t hesitate to get in touch – we’re here to help!
Project Setup
- Project name: App Development Studio
- Time period: Monthly (ideal for tracking recurring revenue, updates, and ongoing costs)

Income Components
- Component: App Sales Revenue
- Sub-components:
- iOS App Store Sales (£2,500/month – growing 5% monthly)
- Android Play Store Sales (£3,000/month – steady)
- Desktop App Licenses (£1,000/month – B2B clients)
- Sub-components:
- Component: In-App Purchases & Subscriptions
- Sub-components:
- Premium Subscription (£4.99/month, 500 users = £2,495/month)
- In-App Add-Ons (Variable – average £800/month)
- Ads Revenue (e.g., from AdMob, £600/month)
- Sub-components:
- Component: Contracted Projects (Optional / Hybrid Model)
- Sub-components:
- Custom App Development for Clients (£10,000/project, 2 projects/year)
- Sub-components:
Expenditure Components
- Component: Development & Operational Costs
- Sub-components:
- Developer Salaries (2 developers @ £3,500/month each = £7,000/month)
- Software Licenses (e.g., Adobe, JetBrains, GitHub = £300/month)
- Cloud Hosting & Servers (AWS, Firebase, etc. = £400/month)
- App Store Fees (Apple 15%, Google 15% of revenue)
- QA & Testing Tools (£150/month)
- Customer Support (£800/month for staff + tools)
- Sub-components:
- Component: Marketing & Admin
- Sub-components:
- Digital Ads (Google, Meta = £1,000/month)
- App Store Optimization Tools (£100/month)
- Website Hosting & Maintenance (£80/month)
- Legal & Accounting Fees (£2,000/year)
- Admin Software (Notion, Slack, Brixx, etc. = £150/month)
- Sub-components:
Asset Components
- Component: Fixed Assets
- Sub-components:
- Laptops & Workstations (3 units @ £2,000 each, depreciated over 3 years)
- Office Setup & Furniture (£3,000, depreciated over 5 years)
- Sub-components:
- Component: Current Assets
- Sub-components:
- Cash Reserves (Starting: £20,000, adjusts with surplus)
- Accounts Receivable (Outstanding project invoices: £8,000)
- Subscriptions Receivable (End-of-month due: £500)
- Sub-components:
Funding Components
- Component: Initial Investment
- Sub-components:
- Founder Capital Injection (£30,000)
- Sub-components:
- Component: External Funding
- Sub-components:
- Startup Loan (£25,000 @ 6% interest over 5 years)
- Angel Investment (£50,000 equity funding in Year 1)
- Sub-components:
- Component: Future Funding (Optional)
- Sub-components:
- Series A Seed Round (Model in Year 2 or 3: £200,000)
- Sub-components:
Scenario Planning in Brixx
- Growth Scenarios
- Increase user base by 10% quarterly – impact on in-app subscription revenue.
- Cost Shock Scenarios
- Unexpected server cost spike (e.g., +£500/month)
- Hiring a third developer – £3,500/month salary
- Revenue Risk
- 10% app store revenue drop due to competitor release
- Contracted project cancellations
- Platform Policy Changes
- Apple/Google change revenue share (model 30% cut vs 15%)
Dashboard & Reporting
- Cash Flow Report
- Monthly net cash from app revenue vs salaries and marketing.
- Balance Sheet
- Assets: cash, equipment, receivables
- Liabilities: loan balance, unpaid subscriptions
- Profit & Loss Statement
- App sales, subscriptions, project income
- Developer wages, platform fees, software tools
- Net profit for the financial year
- Custom KPIs
- Customer Lifetime Value (LTV)
- Cost per Acquisition (CPA)
- Monthly Recurring Revenue (MRR)
- Burn Rate & Runway (esp. for early-stage)
Who can use this Brixx template?
- Independent app developers
- SaaS founders
- Mobile and web app businesses
Brixx is a great tool for:
- Anyone managing budgets, funding rounds, or growth strategies in the app development space
- Developers, product managers, or startup owners looking to stay on top of financial performance and runway
- Small teams aiming to secure investment or plan product launches with financial clarity
What are the benefits for app developers?
- The template is designed with tech businesses in mind, covering development costs, subscription revenues, and user acquisition
- Easily model cash flow from subscriptions, in-app purchases, ads, or licensing deals
- Simulate product release timelines and marketing spend to understand their impact on profitability
- Instantly assess different growth scenarios – such as scaling your team, adjusting pricing tiers, or launching in new markets
- Use clear visuals and reports to prepare for investor meetings or pitch decks
Strategic forecasting in Brixx
- Evaluate how user growth, churn, and conversion rates affect cash flow and runway
- Forecast recurring and one-time income across multiple products or platforms
- Plan for future development cycles, infrastructure costs, and team expansions
- Anticipate funding needs and plan for different financing options, from bootstrapping to venture capital
- Test the financial impact of delayed launches, pricing changes, or customer acquisition campaigns
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“I’ve looked at quite a few options in the marketplace, and Brixx seems the easiest to get my head around with my level of commercial finance knowledge.”
Richard, MyconeosThe go-to modelling software for app developers!
Financial modelling software is a must-have for anyone building or scaling an app business. From projecting MRR and burn rate to planning new features or monetization strategies, Brixx helps developers get a clear view of what’s ahead.
With tools to forecast income, expenses, and funding needs, Brixx empowers you to make informed decisions, optimise your development roadmap, and reduce financial risk. Whether you’re a solo founder or part of a growing team, Brixx offers over 20 years of business modelling expertise packaged in a modern, easy-to-use platform.
Start using Brixx today and build a more confident, strategic future for your app business.