Comparison

Retirement Countdown · vs ISS Spotter App

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

Head to head
About

Retirement Countdown ·

Track your retirement date with a visually appealing countdown. Features include daily reminders, home screen widgets, and the ability to share your progress with loved ones. Enjoy beautiful background images and offline functionality.

Highlights
  • Retirement countdown timer
  • Home screen widget
  • Daily notification reminders
  • Share countdown with friends
  • Offline functionality
  • Customizable background images
Features
Read full description

Simple, elegant design shows you how long until your upcoming retirement with beautiful background images. There is also a widget to track your countdown on your home screen. Daily notifications remind you how long until your big retirement day. • Easily share your retirement countdown with friends and family • Post your retirement countdown to Facebook with one click • Retirement Countdown works offline • Countless beautiful background images for you retirement countdown • Great to use as retirement countdown wallpaper Please email us or leave review feedback for feature requests or any other improvement suggestions you have for Retirement Countdown. We love to hear from you and are always looking to improve our Retirement Countdown app! Please share Retirement Countdown app with your friends and family! End User License Agreement: https://zaffles.bitbucket.io/retirementCountdown/terms_of_use.html Thanks! Team Zaffles

About

ISS Spotter App

Features
Read full description

Track the International Space Station in real-time with ISS Spotter! Watch the ISS orbit Earth on an interactive 3D globe or satellite map. Know exactly when and where to look up to see the space station pass over your location. KEY FEATURES 3D Globe & Satellite Map Track the ISS on a stunning interactive 3D globe with smooth rotation, or switch to a detailed satellite map view. See the station's orbital path projected ahead so you know where it's heading. Live Position Data Real-time updates showing latitude, longitude, altitude, speed, and orbital information. Watch the ISS circle Earth at 17,500 mph. Pass Predictions Get accurate predictions for when the ISS will be visible from your exact location. Know the time, duration, and direction to look. Never miss a sighting again! Time Simulator Travel through time to see where the ISS was or will be at any date. Perfect for planning future sightings or exploring past orbits. Astronauts in Space See who's currently aboard the International Space Station. View astronaut names, nationalities with country flags, and which spacecraft brought them to the station. Day & Night Visualization Watch the day/night terminator move across Earth in real-time as you track the station on the 3D globe. Customizable Settings * Auto-refresh intervals (5s, 10s, 30s, 1 min) * Distance units (kilometers or miles) * Light and dark themes * English and Spanish language support PRIVACY FIRST Your location is processed entirely on your device and is never transmitted or stored on any server. No account required. No tracking. Perfect for: * Space enthusiasts and astronomy lovers * Students learning about orbital mechanics * Teachers demonstrating satellite motion * Families looking for a fun stargazing activity * Photographers planning ISS transit shots * Anyone curious about life in orbit ABOUT THE ISS The International Space Station is a marvel of human engineering, orbiting Earth every 90 minutes at an altitude of about 420 km (260 miles). It's the largest human-made object in space and can often be seen with the naked eye as a bright moving point of light. With ISS Spotter, you'll always know when it's passing overhead. Download now and start exploring space from your phone!

Screenshots

Retirement Countdown ·4 screens
ISS Spotter App4 screens

Verdict

The call

The clearest difference is in-app purchases: ISS Spotter App at none against Retirement Countdown ·'s 4. ISS Spotter App also leads on ads (none vs shown) and device support (3 vs 1). Retirement Countdown ·'s advantage is update cadence (every 10 days vs every 3 weeks). On price 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. Retirement Countdown · sells 4 in-app purchases, starting at $0.49 per month. ISS Spotter App asks for nothing beyond the download.

UpkeepUpdate frequency

Retirement Countdown · ships an update every 10 days, ISS Spotter App every 3 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Retirement Countdown · versus ISS Spotter App: the parameters behind the verdict, then further details
ParameterRetirement Countdown ·ISS Spotter App
PriceFreeFree
Rating4.8 (13K ratings) — better—
Positive reviews45.3% of reviews—
Number of ratings13K — better—
Update frequencyEvery 10 days — betterEvery 3 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.615.0 — better
Further details — not scored
Size227 MB93 MB
Age rating4+4+
DeveloperZafflesErik Gutierrez

Bugs and requests

Retirement Countdown ·

Reported bugs

1 issue
  • Snapola error message when setting retirement date

Requested features

2 requests
  • Ability to track multiple countdowns
  • Percentage of career completion

ISS Spotter App

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Retirement Countdown ·

Subscriptions2
  • Retirement Supporter/Monthly$0.491 Month
  • Retirement Supporter/Annual$4.991 Year
One-time2
  • Retirement Lifetime Supporter$3.99
  • Retirement Lifetime Supporter$6.99
None

ISS Spotter App

No in-app purchases

Questions

Is Retirement Countdown · free?
Retirement Countdown · is free to download, with in-app purchases available.
Is ISS Spotter App free?
ISS Spotter App is free to download, with no in-app purchases.
Do Retirement Countdown · or ISS Spotter App have ads?
Retirement Countdown · shows ads; ISS Spotter App does not.
Which is updated more often, Retirement Countdown · or ISS Spotter App?
Retirement Countdown · ships an update every 10 days, and ISS Spotter App every 3 weeks. Most recently, Retirement Countdown · was updated on November 6, 2026 and ISS Spotter App on October 30, 2026.

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