Comparison

CountFlow vs UnitMaster

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

CountFlow

Manage your time and events with this versatile utility. Create countdowns, track scores with a customizable scoreboard, and use a simple tap counter. It also features a smart calendar and time unit conversion.

Highlights
  • Event countdowns
  • Customizable scoreboard
  • Tap counter
  • Smart calendar view
  • Time unit conversion
Features
Read full description

Take control of your time and events with this all-in-one productivity tool. This app lets you: • Create countdowns for special events, showing the remaining days, hours, and minutes. • Keep score with a customizable scoreboard for games, teams, or activities. • Use a simple counter to track any item or task with a single tap. • View a smart calendar that highlights past days, remaining days, and the full month’s timeline. • Convert time units easily—turn years into days, weeks into hours, and more. Perfect for students, event planners, sports teams, and anyone who wants a clear and practical way to manage time.

About

UnitMaster

Features
Read full description

UnitMaster — Converter Tool is the easiest way to convert units across a wide range of categories — from everyday measurements to specialized technical units. Whether you’re a student, engineer, traveler, or just curious, UnitMaster gives you accurate results, fast and with a clean, intuitive interface. KEY FEATURES ALL-IN-ONE CONVERTER • Length, Weight, Temperature, Volume, Area, Time, Speed, Energy • 8+ categories with 100+ built-in units • Support for custom unit creation • Real-time conversion as you type SMART FAVORITES & HISTORY • Save frequently used conversions for instant access • Automatic conversion history tracking • Quick access to recent calculations • Never lose your important conversions again ADVANCED UNIT CALCULATOR • Chain multiple conversions together • Save complex calculation sequences • Built-in calculator for multi-step conversions • Perfect for engineering, cooking, and academic use BEAUTIFUL & INTUITIVE DESIGN • Modern, clean interface with smooth animations • Dark mode support for comfortable nighttime use • Optimized for both iPhone and iPad • Haptic feedback for satisfying interactions CUSTOM UNITS • Create your own custom units • Perfect for specialized needs and hobbies • Easy setup with base unit reference • Organize by category for quick access UNIVERSAL APP • Full iPad support with sidebar navigation • iPhone-optimized with tab bar interface • Works offline - no internet required • Lightweight and fast performance PERFECT FOR: Students & Educators - Academic calculations and homework Cooks & Bakers - Recipe conversions and measurements Engineers & Architects - Professional unit calculations Travelers - Currency-free unit conversions abroad Fitness Enthusiasts - Distance, weight, and energy conversions Professionals - Business and technical calculations CATEGORIES INCLUDED: • Length (meters, feet, inches, miles, kilometers) • Weight (grams, pounds, ounces, kilograms) • Temperature (Celsius, Fahrenheit, Kelvin) • Volume (liters, gallons, cups, milliliters) • Area (square meters, square feet, acres) • Time (seconds, minutes, hours, days) • Speed (km/h, mph, m/s, knots) • Energy (joules, calories, watt-hours) WHY CHOOSE CONVERTLY? 100% Free - No hidden costs or subscriptions Privacy First - No data collection, everything stays on your device Regular Updates - New features and units added frequently User-Friendly - Designed for everyone from beginners to experts Download Convertly today and experience the simplest, most powerful unit converter on the App Store. Say goodbye to confusing conversion websites and hello to instant, accurate results right at your fingertips!

Screenshots

CountFlow4 screens
UnitMaster4 screens

Verdict

The call

The clearest difference is price: CountFlow at Free against UnitMaster's $0.99. UnitMaster's advantage is ads (none vs shown) and iOS requirement (15.0 vs 17.0). On update cadence, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

CountFlow is free to download; UnitMaster costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CountFlow ships an update every 4 months, UnitMaster every 5 months. Both last shipped on October 1, 2026.

Scorecard3 real differences · 6 level
CountFlow versus UnitMaster: the parameters behind the verdict, then further details
ParameterCountFlowUnitMaster
PriceFree — better$0.99
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyEvery 4 months — betterEvery 5 months
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size8 MB4 MB
Age rating4+4+
DeveloperSamuel Rodas ArocheHarshad Jadav

In-app purchases

None

CountFlow

No in-app purchases

None

UnitMaster

No in-app purchases

Questions

Is CountFlow free?
CountFlow is free to download, with no in-app purchases.
Is UnitMaster free?
UnitMaster costs $0.99, with no in-app purchases.
Do CountFlow or UnitMaster have ads?
CountFlow shows ads; UnitMaster does not.
Which is updated more often, CountFlow or UnitMaster?
CountFlow ships an update every 4 months, and UnitMaster every 5 months. Most recently, CountFlow was updated on October 1, 2026 and UnitMaster on October 1, 2026.

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