Basic Unit Converter is a free, offline-capable utility for metric and imperial measurements on iOS.
The App DNA
What makes this app unique?
It removes the friction of connectivity-dependent tools for users needing quick, specific technical conversions like arcseconds or US Survey Foot.
For Users requiring quick, offline-capable unit conversions for cooking, fitness, or technical measurements.
What does it look like?
Key features
Calculates conversions across 12 categories including mass, length, and digital storage via keypad input.
Supports specialized units like US Survey Foot, arcseconds, and various energy/pressure measurements.
How much does it cost?
The app is distributed as a free utility with no visible in-app purchase or subscription gates.
Velocity
Dormant developmentopaqueShow more...
Basic Unit Converter has seen no development activity for 1966 days. The app remains in a state of total stagnation with no feature updates or maintenance patches provided in over five years. Given the lack of any recent releases, the project is classified as a zombie app.
Who built it?
User Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Basic Unit Converter
How's the Utilities market?
Basic Unit Converter maintains a static position as a free, legacy utility with no recent feature updates. Its reliance on a broad unit library differentiates it from modern, ad-heavy competitors, though the lack of development limits its growth potential.
Read the market outlookThe rivals identified
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Access the full report for freeThe Analyst's Read
Key takeaways for Basic Unit Converter
Where is it heading?
The utility market is consolidating around ad-supported, high-frequency tools with active update cadences, leaving static, unmaintained apps like Basic Unit Converter increasingly exposed to discovery decay. The lack of recent development signals that the app is effectively in maintenance mode, which will likely lead to a slow decline in install velocity as OS updates eventually break core functionality.
- The five-year development hiatus indicates the app is in maintenance mode, which will likely lead to a slow decline in install velocity.
The SWOT
- Broad unit library including specialized measurements (arcseconds, US Survey Foot) serves niche technical users
- Modernization of the UI could capture users frustrated by the ad-heavy, subscription-gated interfaces of current category leaders
Next best moves
Audit technical compatibility because the app has not received an update in 1,967 days → ensure continued functionality on current OS versions
The counter-intuitive read
The app's lack of updates is its primary retention mechanism…
Read the full takeSince the last report: Basic Unit Converter remains in a state of total stagnation, with no functional changes or updates recorded since March 2021. The analysis now explicitly frames the app's lack of updates as a deliberate retention mechanism for users avoiding modern, ad-heavy software.
Bottom line
The app serves a stable, niche audience via its broad unit library, but the five-year development freeze makes it a high-risk asset for long-term retention.
Unlock 1 critical friction, 1 market threat and the analyst’s take.
Access the full report for freeFAQ
Is Basic Unit Converter free to use?
Does Basic Unit Converter work offline?
How does Basic Unit Converter compare to modern conversion apps?
Is Basic Unit Converter still being updated?
Sources
- [1] App Store, source
Report last updated