Comparison

Subnet Calculator 192 vs Countdown

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

Head to head
About

Subnet Calculator 192

Read full description

Subnet Calculator is a simple and powerful tool for network engineers, students, and IT professionals. Instantly calculate all key information about your subnets with a clean and intuitive interface. With just an IP address and CIDR prefix, you can quickly obtain: - Network Address - Usable Host Range - Broadcast Address - Subnet Mask - Wildcard Mask - IP Class - Total and Usable Hosts - CIDR Notation - Binary and Hexadecimal Representations - in-addr.arpa Mapping - IPv4 Mapped Address - 6to4 Prefix Perfect for: Quick subnet planning Fast troubleshooting Learning and practicing IP addressing Whether you're in the field or studying, Subnet Calculator gives you the answers you need in seconds. Fast, lightweight, and works offline. Start calculating now and simplify your network tasks!

About

Countdown

Visually track upcoming events with a unique battery-style progress indicator. Offers customizable widgets, smart reminders, and instant calendar import. Designed for privacy and offline use, it helps you stay motivated by seeing time fill up towards your goals.

Highlights
  • Battery-style progress visualization
  • Multiple home screen widget styles
  • Lock screen widget support
  • Customizable smart reminders
  • Instant calendar event import
  • Private and offline functionality
  • Color and icon customization
Features
Read full description

Time Fill is a simple countdown that helps you see time at a glance, trips, birthdays, deadlines, anything. Lock screen widget, repeat reminders, color themes, and intuitive filters. Private by design. BATTERY-STYLE PROGRESS Watch time fill visually as you get closer to your goal. The unique battery-fill design makes tracking progress intuitive and satisfying, like watching your phone charge, but for life's important moments. YEAR & MONTH OVERVIEW Toggle between yearly and monthly views to see exactly how much time has passed. Perfect for understanding progress at a glance, whether it's a 30-day challenge or a year-long journey. 6 WIDGET STYLES Choose from six distinct widget designs for your home screen: • Minimal — clean, focused countdown • Modular — detailed with progress bar • Dot Ring — circular dot-based countdown in small, medium, and large • Year Progress — see your year unfold day by day • Month Progress — track the current month at a glance • Lock Screen — always visible on your lock screen Widgets automatically show your next upcoming event. No configuration needed. SMART REMINDERS Get notified when it matters most: • Custom notification times you control • 1 month before milestone • 1 week before reminder • 1 day before alert • Morning of the big day Set your preferred notification times, whether you're a morning person or night owl. INSTANT CALENDAR IMPORT Already tracking events in your calendar? Import them instantly with a single tap. No retyping, no hassle. BEAUTIFUL & INTUITIVE • Clean, modern design that feels native to iOS • Smooth animations that bring your countdowns to life • Choose from dozens of icons and colors • Sort by date, name, or progress • Timeline view for visual journey mapping 100% PRIVATE & OFFLINE Your data never leaves your device. No cloud sync, no tracking, no servers, no data collection. Time Fill respects your privacy completely. Perfect for tracking: • Vacations and travel plans • Birthdays and anniversaries • Wedding dates • Graduation ceremonies • Project deadlines • Fitness goals and challenges • Book releases and movie premieres • Retirement countdowns • Baby due dates • Life milestones WHY TIME FILL? Most countdown apps show time draining away. TimeFill flips the script, watch time fill up toward your goal. It's a more positive, motivating way to track the moments that matter. The battery metaphor makes progress tangible. At a glance, you know exactly where you stand. 25% full? Just getting started. 75% full? Almost there! It transforms abstract time into something you can see and feel. BUILT WITH CARE TimeFill is crafted by an indie developer who believes great apps should respect your privacy, work offline, and never cost you more than once. No business model based on your data. No pressure to upgrade. Just a beautiful tool that does one thing exceptionally well. GET STARTED IN SECONDS 1. Add your first countdown 2. Pick an icon and color 3. Watch time start filling That's it. No account required, no tutorials needed, no complexity. Download Time Fill and make time beautiful.

Screenshots

Subnet Calculator 1924 screens
Countdown4 screens

Verdict

The call

The clearest difference is in-app purchases: Subnet Calculator 192 at none against Countdown's 5. Subnet Calculator 192 also leads on device support (3 vs 1). On price, ads and iOS requirement 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

Both are free to download. Countdown sells 5 one-off in-app purchases. Subnet Calculator 192 asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Subnet Calculator 192 versus Countdown: the parameters behind the verdict, then further details
ParameterSubnet Calculator 192Countdown
PriceFreeFree
Rating—5.0 (16 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—16 — better
Update frequency—Monthly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, Mac — betteriPhone
Requires iOS17.617.0 — better
Further details — not scored
Size6 MB5 MB
Age rating4+4+
DeveloperAlvaro Garcia PizarroOluwadunsin Agbolabori

In-app purchases

None

Subnet Calculator 192

No in-app purchases

5 purchases

Countdown

One-time5
  • Small Tip$0.99
  • Medium Tip$1.99
  • Big Tip$4.99
Show 2 more
  • Huge Tip$9.99
  • Massive Tip$19.99

Questions

Is Subnet Calculator 192 free?
Subnet Calculator 192 is free to download, with no in-app purchases.
Is Countdown free?
Countdown is free to download, with in-app purchases available.
Do Subnet Calculator 192 or Countdown have ads?
Neither Subnet Calculator 192 nor Countdown shows ads.

Other comparisons