Conversion!

Conversion!

By Gerhard Lentschik

Conversion! is a unit-conversion utility for students and professionals, offering instant calculations across 15+ categories on iOS.

The App DNA

What makes this app unique?

The app removes the cognitive friction of manual conversion for everyday engineering and academic tasks by providing instant results as the user types.

For Students, engineers, and professionals requiring quick, accurate unit conversions for daily tasks.

What does it look like?

Key features

Instant Calculationstandard

Calculates conversion results while the user types, reducing time-to-result and increasing session efficiency.

Multi-Category Supportstandard

Covers 15+ categories including length, pressure, and digital storage, supporting long-term retention via broad utility.

Cross-Platform Layoutstandard

Optimized interface for iPhone and iPad, maintaining engagement across hardware.

How much does it cost?

freeFree

The app is currently free with no explicit subscription or IAP gates identified in the metadata.

Velocity

Maintenance developmentUX improvementsperformanceShow more...

The app maintains a maintenance-level velocity, shipping only one release in the analyzed window. The latest version focuses on general stability, performance enhancements, and UI refinements for modern devices rather than new content or features. Development appears stable but limited to technical upkeep. At a cadence of 46 days between updates, the app lacks the frequency required for an active or live-ops classification.

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Who built it?

Gerhard Lentschik

13+ apps tracked · Utilities

Hangman - EnglishHangman - EnglishSchnapseSchnapseMoney Pro - Budget BookMoney Pro - Budget BookText generator proText generator proSatellite DishSatellite DishPostal Codes InternationalPostal Codes InternationalGünstig tanken in ÖsterreichGünstig tanken in ÖsterreichResistor-ConverterResistor-ConverterNapoleon PatienceNapoleon PatienceMnemonic Brain - TrainingMnemonic Brain - TrainingName Days - NamenstageName Days - NamenstageCharging Stations NearbyCharging Stations Nearby
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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
0.00 · 0

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for Conversion!

How's the Utilities market?

Conversion! occupies a niche as a free, no-frills utility, but its lack of active development (46 days since last update) and monetization limits its competitive standing against feature-rich rivals.

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The rivals identified

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The Analyst's Read

Key takeaways for Conversion!

Where is it heading?

The unit-converter market is consolidating around tools that offer cloud-sync and advanced engineering calculators. Conversion! remains stable but exposed, as its maintenance-only cadence prevents it from answering the feature-rich roadmap of modern competitors.

  • The latest release (v26.0) focuses on UI stability, confirming a maintenance-mode development cycle rather than active feature expansion.
  • The absence of cloud-sync features creates a competitive disadvantage against rivals that offer cross-device data persistence for professional engineering workflows.

The SWOT

Core Strengths
  • Instant calculation logic reduces time-to-result
Critical Frictions 1 weakness inside
Growth Levers
  • Untapped Pro tier for advanced engineering functions
Market Threats 1 threat identified

Next best moves

1 Pivot

Audit user retention because the current maintenance cadence lacks a clear growth loop → increase daily active usage

The counter-intuitive read

The lack of monetization is a liability, not a feature…

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Bottom line

Conversion! provides a stable, no-cost utility, but the lack of active development and monetization limits its ability to compete with feature-rich, cloud-integrated rivals in professional engineering segments.

Unlock 1 critical friction, 1 market threat and the analyst’s take.

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FAQ

Is Conversion! free to use?
Yes, the app is currently listed as free with no explicit subscription or in-app purchase gates mentioned in the store metadata.
Does Conversion! support offline use?
The app provides instant conversion calculations while typing, which typically functions without an active internet connection, though the metadata does not explicitly confirm full offline mode.
What categories does Conversion! support?
The app supports over 15 categories, including length, area, volume, weight, speed, temperature, pressure, energy, power, time, angle, digital storage, force, density, and frequency.

Sources

  1. [1] App Store, source

Report last updated

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 Conversion!, 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. “Conversion! Intelligence Report.” Updated Sep 11, 2026. https://marlvel.ai/apps/conversion

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