Spreadsheet Apps
A new kind of deliverable
Build a live, custom app on top of your spreadsheet. Shape it into anything - a dashboard, a calculator, a model front-end - with the spreadsheet driving it underneath.
tracelight.ai
Scenario
Bear
Base
Bull
Drivers
Revenue Growth (m/m)
0.5%
DSO (days)
75
Capex % of Revenue
12%
Pick a scenario or drag any slider — the workbook recalculates in your browser
EBITDA Margin30.0%
Free Cash Flow$1,316,430
Ending Cash$1,816,430
Monthly Cash Balance$2200k$1800k$1600k$1200k$800k$400k
Dec-25Mar-26Jun-26Sep-26Dec-26
AutoSave
Search (Cmd + Ctrl + U)
A1
×✓fx
A
B
C
D
E
1
Line Item
Current
Base Case
Link App Value
Period
2
Scenario
Bear
Base
Selected Scenario
Monthly
3
Revenue Growth
0.5%
0.8%
Driver Input
Monthly
4
DSO (days)
75
70
Driver Input
Monthly
5
Capex % of Revenue
12.0%
10.0%
Driver Input
Monthly
6
7
EBITDA Margin (FY)
30.0%
32.0%
KPI Output
2026E
8
Free Cash Flow (FY)
$1,316,430
$1,540,000
KPI Output
2026E
9
Ending Cash
$1,816,430
$2,150,000
KPI Output
2026E
10
11
Monthly Cash Balance
12
Dec-25
$1,481.00
4.30 / 9.60
$1,481.00
2025E
13
Jan-26
$522.00
3.23 / 4.50
$522.00
2025E
14
Mar-26
$1,170.00
15.32 / 10.38
$1,170.00
2024E
15
Jun-26
$648.00
8.53 / 19.80
$648.00
2023E
16
Sept-26
$648.00
8.53 / 19.80
$648.00
2023E
tracelight.ai
Scenario
Bear
Base
Bull
Drivers
Revenue Growth (m/m)
0.5%
DSO (days)
75
Capex % of Revenue
12%
Pick a scenario or drag any slider — the workbook recalculates in your browser
EBITDA Margin30.0%
Free Cash Flow$1,316,430
Ending Cash$1,816,430
Monthly Cash Balance$2200k$1800k$1600k$1200k$800k$400k
Dec-25Mar-26Jun-26Sep-26Dec-26
Interactive
Runs on the spreadsheet
The app runs directly on your spreadsheet's logic. Every figure comes from the model, and every input you change is recalculated within it, live.
tracelight.ai
Scenario
Bear
Base
Bull
Drivers
Revenue Growth (m/m)
0.5%
DSO (days)
75
Capex % of Revenue
12%
Pick a scenario or drag any slider — the workbook recalculates in your browser
EBITDA Margin30.0%
Free Cash Flow$1,316,430
Ending Cash$1,816,430
Monthly Cash Balance$2200k$1800k$1600k$1200k$800k$400k
Dec-25Mar-26Jun-26Sep-26Dec-26
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AnyoneEveryone with link can access
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JR
James RuskinOwner
JS
John SmithCan Edit
BS
Bob SimonsCan View
CH
Charolette HanlinCan View
Sharable
Share with a link
Send your app as a link. Access is authenticated, so you control exactly who can open it.
One workflow, across every deliverable
AutoSave
A1
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Metric
FY2024A
FY2025E
1
Revenue
125.0
137.5
2
Revenue Growth
10.0%
10.0%
3
Gross Profit
81.3
90.8
4
Gross Margin
65.0%
66.0%
5
EBITDA
31.3
35.8
6
EBITDA Margin
25.0%
26.0%
7
D&A
5.0
5.5
8
EBIT
26.3
30.3
9
Capex
6.3
6.9
10
Capex % of Revenue
5.0%
5.0%
11
Revenue
125.0
137.5
12
Revenue Growth
10.0%
10.0%
13
Gross Profit
81.3
90.8
14
Gross Margin
65.0%
66.0%
Key Metrics
$138.2MEnding ARR
$97.1MTotal Revenue
84.4%Gross Margin
ARR scales 22x from FY22 to FY26E, revenue 25x as the cohort base matures
$6.3M$138M
tracelight.ai
Scenario
Bear
Base
Bull
Drivers
Revenue Growth (m/m)12%
→ IS · BS (AR, Equity) · CF
DSO (days)45
→ BS (AR) · CF (ΔWC)
Capex % of Revenue5%
→ IS (D&A) · BS (PP&E) · CF
Pick a scenario or drag any slider - the workbook recalculates in your browser
EBITDA Margin30.0%
Free Cash Flow$1,316,430
Ending Cash$1,816,430
Monthly Cash Balance$2200k$1800k$1600k$1200k$800k$400k
Dec-25Mar-26Jun-26Sep-26Dec-26
Tracelight
Chat
Audit
Trace
Review this model for formula issues. inconsistent logic, and broken links
Got it. I’ll scan the workbook, trace cross-sheet logic, check key formulas and assumptions, and flag anything that needs review.
Wrote 4 todos
Searchingformulas across workbook
Checkinghardcoded inputs and links
Looking at'IS'!B12:H64
Tracing precedents'IS'!F20:F30
Reviewing
1/5
tracelight.ai
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The project is a spreadsheet sensitivity model built
for animating driver-to-output flow-through, where a
driver block feeds the income statement, working
capital, and cash - recalculating live in the browser
from a small set of assumptions.
•
Drivers
—DSO 45 days•
Full through to
Balance sheetreads “— the model stays internally consistent”
•
Key Metrics
Free Cash FlowEnding Cash