Comparison

Stop Watch vs Subnet 64

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

Head to head
About

Stop Watch

This app provides a comprehensive stopwatch and timer solution for various activities. It allows for precise lap timing, event management, and data export. Ideal for athletes, coaches, and anyone needing accurate time tracking.

Highlights
  • Multiple lap/split timing
  • Event naming and notes
  • Edit lap information
  • Multiple timers running simultaneously
  • Timer history and export (CSV)
  • Millisecond precision timing
  • Distance and average speed calculations
Features
Read full description

A Stop Watch that does everything you need! Great for coaches and individuals alike. Use it for track, swimming, running, biking, or anything else you can think of. "I used Stop Watch for a 6K race with 200+ runners shortly after I downloaded it. Stop Watch was supposed to be the backup timer. It turned out to be the only timer. The primary timer crapped out." - Bob B. Stop Watch presents a simple interface that allows you to: - Add as many laps/splits as you need (laps with the lap/split time and the total time!) - Add name and note information for the event - Edit individual lap information - Have multiple Stop Watches running at once in the background - Quickly view your stop watch history - Email a CSV Stop Watch also features: - Millisecond timing - Automatic time formatting - Distance and average speed calculations per split - Split time and total times per split - Timer continues while app is in the background - Automatic saving with a history to see and edit old data - Full user interaction while the timer is running - Optional countdown to timer start - A smaller timer that displays the current lap's time, in addition to the main timer that displays the total time. - Delete splits/laps whenever you need - Sort splits by first to last or last to first - Edit split names and numbers individually or all at once - Custom iPad interface - Operates in portrait or landscape mode - High performance CoreData data storage - High precision OpenAL audio feedback - Print your Stop Watch data to an AirPrint capable printer - Share your Stop Watch data directly to apps like Numbers - AirDrop sharing of your Stop Watch data Stop Watch also features a fully accurate timer! - Have multiple timers running at the same time (up to 64) to manage your life, kitchen, etc! For detailed information on all aspects of Stop Watch, please visit our website at www.pencilbusters.com and download the Stop Watch User Guide

About

Subnet 64

This app simplifies IP networking for professionals and students. It calculates IPv4 and IPv6 subnets, converts between binary and decimal, and helps optimize network configurations. Ideal for troubleshooting, studying, or managing IP addresses.

Highlights
  • IPv4 & IPv6 subnet calculation
  • Binary to decimal conversion
  • Subnet mask, CIDR, and address range calculation
  • Cisco certification preparation
  • User-friendly interface
  • IP address management
Features
Read full description

Master IP networking with the ultimate IPv4 & IPv6 Subnet Calculator! Designed for network administrators, Cisco professionals, and networking students, this powerful app simplifies subnetting and IP address management. Effortlessly calculate subnets, convert between binary and decimal, and optimize your network configurations on the go. Key Features: - IPv4 & IPv6 Support: Seamlessly calculate subnets for both protocols. - Subnetting Made Easy: Break down complex networks with precise subnet masks, CIDR, and address ranges. - Binary Conversion: Instantly convert IP addresses to binary for deeper understanding. - Cisco-Compatible: Perfect for CCNA, CCNP, and other networking certifications. - User-Friendly Interface: Intuitive design for quick calculations, ideal for pros and beginners alike. - Learning Tool: Master subnetting concepts, great for students. Whether you're troubleshooting a network, studying for a Cisco exam, or exploring IP addressing, this calculator is your go-to tool for fast, accurate results. Download now and take control of your networking tasks!

Screenshots

Stop Watch4 screens
Subnet 643 screens

Verdict

The call

The clearest difference is rating: Stop Watch at 4.8 against Subnet 64's 4.0. Stop Watch also leads on price ($0.99 vs $6.99) and review sentiment (57% vs 33%). On ratings volume, update cadence, ads and in-app purchases 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

Stop Watch costs $0.99 and Subnet 64 $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Stop Watch holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 57% of Stop Watch's written reviews are positive against 33% of Subnet 64's.

UpkeepUpdate frequency

Stop Watch ships an update every 4 months, Subnet 64 every 2 months. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 6 level
Stop Watch versus Subnet 64: the parameters behind the verdict, then further details
ParameterStop WatchSubnet 64
Price$0.99 — better$6.99
Rating4.8 (5 ratings) — better4.0 (2 ratings)
Positive reviews57.1% of reviews — better33.3% of reviews
Number of ratings5 — better2
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPadiPhone, iPad, Mac — better
Requires iOS17.0 — better18.0
Further details — not scored
Size11 MB0 MB
Age rating4+4+
DeveloperJakob AdamsSpaceNation Inc. CA

Customer experience

Stop Watch

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews49 reviews
Positive57.1%
Neutral10.2%
Negative32.7%

Subnet 64

All ratings2 ratings
Positive50.0%
Neutral50.0%
Negative0.0%
Written reviews3 reviews
Positive33.3%
Neutral33.3%
Negative33.3%

Bugs and requests

Stop Watch

Reported bugs

12 issues
  • Crashes when hitting lap or reset
  • Stopped working with iOS 8
  • App crashes
  • Freezes after 70+ laps
  • Pauses momentarily when pressing lap
Show 7 more
  • Restarts and resets when leaving and returning
  • Shuts down when lap button is pressed
  • Constant crash with new OS
  • App shuts down each time a button is pressed
  • Crashes when saving data
  • Disappears off screen after several seconds
  • Older stored data issues

Requested features

18 requests
  • Add seconds/milliseconds setting
  • Temporarily disable 'Stop' button
  • Larger lap indicator
  • Option to disable strobe light
  • Full screen blink for lap confirmation
Show 13 more
  • Save data with dates/times
  • Make buttons bigger
  • Half screen for start/stop, other half for lap/reset
  • Run in background
  • Visual feedback for lap button press (flash screen)
  • Add shake to start/stop/lap
  • Improve outdoor visibility of numbers
  • Option to turn sound feedback on/off
  • Volume control for sound feedback
  • Track multiple swimmers simultaneously
  • Sum race total
  • Background running ability
  • Final lap total and final race total

Subnet 64

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Stop Watch

No in-app purchases

None

Subnet 64

No in-app purchases

Questions

Is Stop Watch free?
Stop Watch costs $0.99, with no in-app purchases.
Is Subnet 64 free?
Subnet 64 costs $6.99, with no in-app purchases.
Which has better reviews, Stop Watch or Subnet 64?
Stop Watch is rated higher. Stop Watch averages 4.8 out of 5 from 5 ratings, while Subnet 64 averages 4.0 from 2 ratings.
Do Stop Watch or Subnet 64 have ads?
Neither Stop Watch nor Subnet 64 shows ads.
Which is updated more often, Stop Watch or Subnet 64?
Stop Watch ships an update every 4 months, and Subnet 64 every 2 months. Most recently, Stop Watch was updated on October 17, 2026 and Subnet 64 on October 11, 2026.

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