By Anthony Dunk
Report updated Apr 24, 2026
Custom Formulas
For professionals and students who require a flexible, customizable tool for recurring technical or financial calculations.
Overview · Full Intel report in progress
Custom Formulas is an established utilities app that is a paid app. With a 4.7/5 rating from 77 reviews, it shows polarized user reception.
What is Custom Formulas?
Current Momentum
v1.7 · 4mo ago
SteadyLast updated 139d ago. 5 versions tracked.
What makes this app unique?
What Does It Look Like?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Allows the output of one formula to serve as an input for another by utilizing shared variable names.
Enables users to organize related formulas into custom categories for efficient retrieval.
Provides access to a growing repository of downloadable formulas across various domains like health and finance.
Users can define the order of input variables and adjust the decimal precision for output fields.
How much does it cost?
Who Built It?
Anthony Dunk
Providing specialized offline navigation and technical utility tools for outdoor professionals and field workers requiring precise coordinate data.
Portfolio
13
Apps
Who is Anthony Dunk?
Anthony Dunk, operating as Binary Earth, occupies a technical niche in offline navigation by prioritizing functional utility and professional coordinate support over consumer-grade aesthetics. Their moat is built on deep integration of specialized systems like UTM and various mapping datums, making the portfolio a staple for professionals in surveying, mining, and forestry. The publisher maintains an exceptionally high-frequency maintenance cycle, signaling a commitment to reliability for users operating in remote environments without network connectivity.
Who is Anthony Dunk for?
- Outdoor enthusiasts
- Field professionals
- Surveyors
- Miners
Portfolio momentum
With 18 updates across the portfolio in the last 6 months and 12 of 13 apps currently active, the publisher maintains a high-intensity development and maintenance cadence.
What other apps does Anthony Dunk make?
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
Analysis in progress, available soon
What is the competitive landscape for Custom Formulas?
How's The Utilities Market?
Market outlook for this category
Available very soon
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Custom Formulas
Key Takeaways
This app functions as a programmable calculator that supports complex, multi-step workflows through user-defined variables.
Where Is It Heading?
Trend analysis
Available very soon