Comparison

Sweep & Zone vs Clear Sky+

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

Head to head
About

Sweep & Zone

This utility app helps field artillery personnel calculate firing data quickly and accurately. It reduces human error by computing changes in mils, deflections, and quadrants, allowing users to focus on critical tasks during high-stress situations.

Highlights
  • Fast and accurate firing data computation
  • Reduces human error under stress
  • Input changes in mils, deflections, and quadrants
  • Calculates base deflection and quadrant
  • Unlimited access with subscription
Features
Read full description

Let the Sweep and Zone calculator assist you in delivering fast, safe and accurate fires by reducing human errors in times of stress. This application allows you to input the changes in mils, number of deflections/quadrants that you'd like to shoot as well as your base deflection and quadrant. It'll accurately compute the required data in record time allowing you to focus on what matters most.  There is a paid subscription included in the app after 13 free uses of calculator/quizzes. For $.99/ month or $9.99/ year, you’ll have unlimited access to the Sweep & Zone calculator and all it’s future updates. Download today and feel free to leave feedback on improvements. Utility Forces LLC and it's affiliates are not responsible for any firing incidents that may occur while using the Sweep & Zone Calculator. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Clear Sky+

Read full description

ClearSky+ is your all-in-one aviation utility designed for pilots who need fast, reliable insight into current flying conditions. Whether you're preflighting from a remote airfield or teaching ground school in a classroom, ClearSky+ helps you interpret aviation weather with ease — all without needing a constant internet connection. Offline METAR Decoder Paste or type raw METAR strings and instantly get a color-coded readout of current conditions: VFR, MVFR, IFR, or LIFR. No server connection required. Favorite Airports Save frequently-used ICAO codes for quick access to conditions at your home base, destination, or training airports. Built-In Flight Rule Education Learn how to read METARs and understand flight category logic through simple, easy-to-digest educational cards — perfect for students and instructors. Optional Radar & Live Traffic (Online or ADS-B Device) Enable radar overlays and real-time traffic with supported ADS-B devices like Stratux/Sentry — or fetch data via optional online feeds. Designed for iPhone, iPad & Apple Watch With a clean and modern interface, ClearSky+ supports widgets and dark mode, and is fully optimized for aviation use in any cockpit environment.

Screenshots

Sweep & Zone4 screens
Clear Sky+4 screens

Verdict

The call

The clearest difference is in-app purchases: Clear Sky+ at none against Sweep & Zone's 2. Clear Sky+ also leads on update cadence (fortnightly vs every 5 weeks). Sweep & Zone's advantage is iOS requirement (17.0 vs 27.0). On price, ads 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

Both are free to download. Sweep & Zone sells 2 in-app purchases, starting at $0.99 per month. Clear Sky+ asks for nothing beyond the download.

UpkeepUpdate frequency

Sweep & Zone ships an update every 5 weeks, Clear Sky+ fortnightly. The most recent releases landed on October 24, 2026 and October 11, 2026 respectively.

Scorecard3 real differences · 7 level
Sweep & Zone versus Clear Sky+: the parameters behind the verdict, then further details
ParameterSweep & ZoneClear Sky+
PriceFreeFree
Rating4.9 (22 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings22 — better—
Update frequencyEvery 5 weeksFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.0 — better27.0
Further details — not scored
Size4 MB24 MB
Age rating4+4+
DeveloperUtility Forces LLCCalvin Fraites

In-app purchases

2 purchases

Sweep & Zone

Subscriptions2
  • Unlimited Monthly$0.991 Month
  • Unlimited Yearly$9.991 Year
None

Clear Sky+

No in-app purchases

Questions

Is Sweep & Zone free?
Sweep & Zone is free to download, with in-app purchases available.
Is Clear Sky+ free?
Clear Sky+ is free to download, with no in-app purchases.
Do Sweep & Zone or Clear Sky+ have ads?
Neither Sweep & Zone nor Clear Sky+ shows ads.
Which is updated more often, Sweep & Zone or Clear Sky+?
Sweep & Zone ships an update every 5 weeks, and Clear Sky+ fortnightly. Most recently, Sweep & Zone was updated on October 24, 2026 and Clear Sky+ on October 11, 2026.

Other comparisons