Units+ is a utility app for measurement and currency conversion, supporting over 260 units across 22 categories on iOS and Android.
The App DNA
What makes this app unique?
Users open Units+ to perform quick, recurring conversions without the friction of resetting settings or clearing previous calculation states.
For Students, engineers, and travelers requiring quick access to unit and currency conversion tools.
What does it look like?
Key features
Supports 260 units across 22 categories including acceleration, density, and fuel consumption.
Real-time conversion for over 160 currencies.
Type-ahead search functionality to filter units or categories without scrolling.
Save frequently used conversions for immediate access.
Advanced input tools including scientific notation, sign changes, and clear-value functions.
How much does it cost?
Units+ operates as a free utility with no visible monetization gates or subscription tiers.
Velocity
Dormant developmentopaqueShow more...
The development momentum is classified as zombie status due to the lack of any release activity in the last 16 months. The most recent release occurred on January 3, 2025, and there have been no subsequent updates across either platform. The project shows no signs of active maintenance or feature development.
Who built it?
Hebaallah Hossameldien
3 apps tracked · Utilities
Currency Today
Gold+User Sentiment
What do users think recently?
Fresh user feedback skews thrilled. Users appreciate broad utility across diverse conversion categories makes the app essential for international travel and daily tasks and persistent state management ensures calculations remain visible even after closing and reopening the application.
How are ratings & reviews evolving?
What users say, by theme
- Broad utility across diverse conversion categories makes the app essential for international travel and daily tasks
- Persistent state management ensures calculations remain visible even after closing and reopening the application
- High accessibility and intuitive interface design allow users to perform complex conversions without a learning curve
- Inconsistent currency conversion data compared to other sources creates uncertainty regarding the accuracy of results
10 of 10 recent reviews analyzed · moderate confidence · Thrilled overall
Read the full review analysisUnlock 2 user requests, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Units+
How's the Utilities market?
Units+ occupies a focused utility position, maintaining a 4.75 rating across 372 reviews. Its lack of recent updates (last release 5 months ago) signals a maintenance-mode posture compared to active rivals.
Read the market outlookThe rivals identified
By KENTA OKAMURA
This app is the primary market leader in the unit conversion space, directly competing for the same utility-focused user base through high-volume search visibility and feature-rich conversion tools.
- Massive user base and review volume create a significant barrier to entry for new competitors
- Integrated engineering and math calculators provide a comprehensive toolkit beyond simple unit conversion tasks
- Home screen widget support offers superior accessibility compared to this app's current interface limitations
Convertible: Unit ConverterContender
The ConverterContender
Convert It - Measurement toolContender
Easy Unit:convert unitsContenderUnlock the head-to-head verdict: where this rival wins, and where it loses.
Access the full report for freeThe Analyst's Read
Key takeaways for Units+
Where is it heading?
Users report: The unit conversion market is consolidating around tools that offer high-frequency utility like widgets and offline data. Units+ remains stable but exposed, as its lack of active development prevents it from answering the feature-rich cadence of its primary rival.
- Stalled development cadence (5 months since last update) leaves the app vulnerable to feature-rich rivals with faster release cycles.
- Inconsistent currency data accuracy (reported by users) creates a trust barrier that could drive power users to more reliable alternatives.
The SWOT
- Persistent session state management improves usability for frequent, intermittent users
- Type-ahead search functionality reduces navigation friction compared to standard scrolling lists
- Scientific notation input tools support advanced engineering use cases
- Integrating offline currency data would capture international travelers
- Adding home screen widgets would improve accessibility for high-frequency users
- Customizable favorite categories would enable faster retrieval for daily tasks
Next best moves
Ship home screen widgets because they are the top-requested accessibility feature → reduce churn to incumbents
+ 1 more prioritized moveThe counter-intuitive read
The app's maintenance-mode status is a feature, not a bug…
Read the full takeFeature gaps
Home screen widgets (available in Simple - Unit Converter but missing here) +1
Since the last report: Competitive vulnerability has intensified due to a five-month development freeze, with the lack of offline currency conversion and widget support now formally recognized as critical gaps against the primary rival.
Bottom line
Units+ serves a clear niche for users who prioritize a clean, persistent interface, but the lack of offline currency updates and widget support limits its utility for international travelers.
Unlock 3 critical frictions, 3 market threats, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Units+ free to use?
Does Units+ work offline?
How does Units+ compare to Simple - Unit Converter?
What is a good alternative to Units+?
Sources
- [1] App Store, source
Report last updated