MathU 12D Financial Calculator icon
MathU RPN Calc icon

Creative Creek

For finance professionals, engineers, and long-time users of legacy hardware calculators seeking a mobile-native digital alternative.

2apps4.8(125)Finance

Snapshot

Who is Creative Creek?

Providing high-precision financial and scientific calculation tools for professionals. Emulating classic hardware interfaces for mobile users.

Target audience

Finance professionalsEngineersLong-time users of legacy hardware calculators seeking a mobile-native digital alternative

Active nemesis

Angel Montana

Other rivals

Portfolio

2
apps
Finance2

Last updated

MathU RPN Calc

v4.1.3

9mo ago

Active

Publisher DNA

What defines Creative Creek?

Publisher DNA

Primary focus

Professional financial and scientific calculator tools

Scale

indie

Target audience

Finance professionals, engineers, and long-time users of legacy hardware calculators seeking a mobile-native digital alternative.

Origin

Founded in 1998 by Dr. Clay M. Thompson to develop and market the MathU calculator for Palm OS.

Signature Patterns

  • •Strict adherence to Reverse Polish Notation (RPN) entry systems
  • •Cross-platform support across iPhone, iPad, and macOS
  • •Paid-up-front pricing model without recurring subscriptions
  • •Focus on replicating classic hardware calculator interfaces and functionality
Active

Portfolio momentum

Released 6 updates across 2 apps in the last 6 months, indicating consistent maintenance and support for their existing product line.

Last release 73d agoActive apps 2

Company profile

medium confidence
Founded
1998

Portfolio

What does Creative Creek ship?

Apps

2 apps analysed

MathU 12D Financial Calculator icon
MathU 12D Financial Calculator

Financial freedom at your fingertips! Simple calculation with our intuitive app.

4.7(53)

IEEE double precision ensures professional-grade calculation accuracy

  • The reverse polish notation logic provides an authentic experience for long-term financial calculator users
  • Application freezes or forces a restart upon launch on newer hardware models

Single-market publisher, every app ships only to United States.

Based on 2 of 2 apps with localized market data · last scanned .

Americas (1)

  • United States2 / 2

Core markets (2/2 apps)

United States

User Sentiment

How do users feel about their apps?

1

Positive apps

0

Neutral / mixed

0

Negative apps

75/100

Avg sentiment score

Rivals

Who does Creative Creek compete with?

The rivals identified

Nemeses(1)

Angel Montana

known forBA Financial Calculator

1 app4.9Finance

Both apps target finance professionals and students requiring mobile financial calculators, but they compete by emulating different industry-standard hardware: the HP-12C versus the TI BAII Plus.

Contenders(9)

Andrew Morgatov

known forTinyMath Simple Calculator

1 app4.2Finance

Both apps target users requiring calculation tools, though MathU 12D focuses on professional financial workflows while TinyMath targets casual users needing basic arithmetic and history tracking.

CalcFxC

known forCALC 1 Financial Calculator

1 app3.9Finance

Both apps target finance professionals and students requiring mobile calculation tools, creating direct competition for the same user base despite differing pricing models.

Dogahe

known forFinancial Calculator++

1 app3.9Finance

Financial Calculator++ targets the same finance professional and student demographic as MathU 12D, competing directly on price and the emulation of industry-standard hardware workflows.

Elvis Pfutzenreuter

known forTouch RPN calc

1 app3.4Finance

Both applications target users seeking HP-12C RPN calculator workflows on mobile devices, creating direct competition for the same professional and student user base.

Ernest Brock

known for12Calc

1 app4.9Finance

Both apps target finance professionals and students by emulating the HP12C calculator workflow, creating direct competition for the same user base.

joaquin grech

known forFinancial Calculator

1 app3.8Finance

Both apps target finance professionals and students with paid, RPN-capable calculators, creating direct competition for the same user base.

MORAVIA Consulting, spol. s r.o.

known forHP 12C Platinum Calculator

2 apps4.2Finance

Both apps target finance professionals requiring RPN logic and HP-12C workflow parity for mobile financial calculations. They compete directly for the same user base seeking portable, high-precision financial tools.

R.L.M. Software

known forRLM-12PX

1 app4.3Finance

RLM-12PX targets the same finance professional audience by replicating the HP-12C Platinum workflow, directly competing for users seeking mobile financial computation tools.

Vicinno Soft

known forVicinno Financial Calculator

1 app4.2Finance

Both apps target finance professionals and students requiring HP-12C RPN emulation, competing directly on the same paid utility model.

Same space(2)

Binary And Bricks Pvt

known forFinancial Calculator India

1 app0.0Finance

This app targets a regional financial audience with specific local tax instruments, whereas MathU 12D focuses on universal RPN-based professional computation.

Vitaly Nikolaychuk

known forFinancial Helper

1 app0.0Finance

Financial Helper addresses general consumer financial planning, contrasting with the professional-grade, RPN-logic focus of MathU 12D.

The Analyst's Read

The bottom line on Creative Creek

Bottom line

Creative Creek is a stable, founder-led studio that successfully monetizes niche professional tools through a paid-only model. Their long-term commitment to maintaining legacy-style calculator functionality provides a reliable, albeit narrow, value proposition for specialized users.

Frequently asked questions

How many apps does Creative Creek publish?
Creative Creek has 2 apps tracked by Marlvel, primarily in the Finance category.
What kind of apps does Creative Creek make?
Creative Creek's portfolio is concentrated in Finance, with an average rating of 4.8/5 across rated apps.
What is Creative Creek's top app?
By review volume across the portfolio, MathU RPN Calc is Creative Creek's best-known app tracked by Marlvel.
In how many countries are Creative Creek's apps available?
Marlvel has tracked Creative Creek's apps across 1 country.

What fed this analysis

Apps analyzed:
2
With full intel:
0
With overview:
2
Website scraped:
yes
Social presence:
no

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Creative Creek, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Creative Creek intelligence.” Updated 2026-05-08. https://marlvel.ai/publishers/creative-creek-llc

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Data licensed under CC-BY-NC 4.0