# Cap Stacks

> Cap Stacks (iPhone/iPad app by Matthew Sawyer.)

- Source: https://appshunter.io/ios/app/cap-stacks/id6762497838 (this page in markdown: same URL + `.md`)
- Developer: [Matthew Sawyer](https://appshunter.io/developer/1892910467)
- Category: Business, Finance
- Price: $29.99
- Age rating: 4+
- Requires: iOS 17.0 · 10 MB
- Languages: American English
- Released: 2026-04-20
- Data updated: 2026-08-22
- User reviews in markdown: https://appshunter.io/ios/app/cap-stacks/id6762497838/reviews.md

## What is Cap Stacks?

Cap Stacks: Professional Real Estate Underwriting & Deal Structuring

Stop relying on clunky spreadsheets when you’re away from your desk. Cap Stacks brings the power of institutional-grade real estate financial modeling to your iPhone. Designed specifically for developers, underwriters, and investment professionals, Cap Stacks allows you to structure complex deals, visualize capital stacks, and calculate investor returns in seconds.

Whether you are analyzing a multi-family development in Long Island City or a quick commercial renovation, Cap Stacks provides the precision you need to make go/no-go decisions on the fly.

VISUALIZE YOUR CAPITAL STACK
Move beyond rows and columns. Our interactive Capital Stack visualizer gives you a clear, color-coded breakdown of your deal structure.

Layered Analysis: Instantly see the relationship between Senior Debt, Preferred Equity, and Common Equity.

Sources & Uses: Track every dollar from acquisition to completion with automated budget breakdowns.

Loan Metrics: Monitor LTV, LTC, and Loan per SF to ensure your deal meets lender requirements.

POWERFUL WATERFALL ENGINE
Structure complex investor returns with ease. Cap Stacks handles the heavy lifting of distribution logic.

Preferred Returns: Set custom hurdles and multipliers (e.g., 1.3x MOIC) and watch the app calculate the "sweep" logic automatically.

XIRR & MOIC: Get instant feedback on project performance with time-weighted and multiple-on-capital return metrics.

Equity Proceeds: See exactly how sales proceeds are distributed across your stack after selling costs.

COMPREHENSIVE DEAL SETUP
Input your assumptions as fast as you can think of them.

Unit Mix & Income: Model "For Sale" condos and "For Rent" commercial units in a single deal.

Budgeting: Account for renovation costs, architectural fees, permitting, and mortgage interest with granular precision.

Dynamic Assumptions: Toggle interest rates, selling costs, and exit prices to stress-test your deal.

WHY CAP STACKS?
FOR DEVELOPERS:

Underwrite deals during site visits or meetings.

Professionalize your pitch with clean, exported deal sheets.

Keep your "Sources & Uses" perfectly in balance.

FOR INVESTORS:

Quickly verify a sponsor’s math.

Understand your position in the capital stack and your downside protection.

Visualize your potential MOIC and XIRR across different exit scenarios.

KEY FEATURES:

Clean UI: Styled like a high-end Excel workbook but optimized for touch.

Real-Time Updates: Change one assumption and see the entire waterfall update instantly.

Credit Metrics: Track (Loan + Pref) per Sq Ft to understand your total leverage.

Proforma on the Go: Professional-grade modeling without the need for a laptop.

Take control of your deal structure. Download Cap Stacks today and underwrite with confidence.


## Version history (last 3 releases)

### 3.0 — 2026-04-22

Updated the UI, bug fixes and added more charts.

### 2.0 — 2026-04-21

Added Mezzanine Debt and more graphs.

### 1.0 — 2026-04-21

No release notes.

## More apps by Matthew Sawyer

- [CHST Exam Quest](https://appshunter.io/ios/app/chst-exam-quest/id6762101077)
- [Construction To Do](https://appshunter.io/ios/app/construction-to-do/id6762412791)
- [LocalLLM Pro](https://appshunter.io/ios/app/localllm-pro/id6765920724)

All apps by Matthew Sawyer: https://appshunter.io/developer/1892910467

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-22.*