Comparison

Zero Helper vs RangeZero

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

Head to head
About

Zero Helper

Features
Read full description

Zero Helper is the easy way to align your optics and get on target faster. Designed for anyone using scopes, sights, or optics on their equipment—whether for sporting, airsoft, BB, or paintball—Zero Helper combines precision math with a simple, range-friendly interface. Key Features • MOA & MIL Click Calculator – Enter your observed point of impact and Zero Helper instantly converts the offset into the exact number of scope clicks you need. • Scope Adjustment Made Simple – No more guesswork with complex charts; the app tells you directly: “Dial 6 clicks down, 3 clicks left.” • Flexible Zero Distances – Choose from standard zeroing ranges (25, 36, 50, 100 yards/meters) or set your own custom distance for your unique layout. • Optic & Equipment Profiles – Save details like optic type, click value, sight height, and velocity for quick reuse. • Ballistic Path Preview – Visualize your trajectory curve beyond the zero distance to better understand holdovers and point of impact. • All Equipment Supported – Works for scopes, red dots, and irons used with airsoft, paintball, BB, and sport shooting gear. Why Zero Helper? Zeroing optics can be frustrating—especially if you’re new to scopes or reticles. Calculating clicks by hand is slow and easy to miscalculate. Zero Helper does the math for you, helping you: • Save time at the range or field • Reduce wasted shots, paint, or BBs • Gain confidence in your equipment setup • Build consistency for both casual and competitive play Designed for Clarity • Range-Friendly Interface – High contrast, large fonts, easy to read outdoors. • Dark Theme – Comfortable in bright sunlight or low light. • Fast Input → Fast Results – Minimal typing; get from offset to click count in seconds. For All Disciplines • Sport shooting equipment – Achieve consistent, repeatable accuracy. • Airsoft & BB setups – Gain an edge with precision-aligned optics. • Paintball markers – Improve shot placement and field performance. • General optics users – Anyone who needs a zeroing calculator or sight adjustment tool. Safe & Educational Zero Helper is an educational utility designed to help users understand optic adjustments. Always follow local laws, safety rules, and field regulations when using your equipment. Zero Helper – the scope adjustment and zeroing calculator that works for everyone. Spend less time adjusting and more time enjoying your sport.

About

RangeZero

Features
Read full description

RangeZero is a modern firearm zeroing and range log app built to help shooters organize firearm profiles, calculate sight corrections, save range sessions, and keep better records over time. Whether you are confirming a zero, adjusting sights from a measured group, marking impacts on a target photo, or saving session notes for later, RangeZero gives you a cleaner way to track what happened at the range. Key Features: • Firearm Profiles Save rifles, handguns, shotguns, calibers, sight systems, click values, preferred zero distances, ammo notes, and ballistic setup details. • Choose a Zero Method Use Manual Guided Zero, Adjust My Sights, Photo Zero, AR 10-yard target workflow, or USMC 25m / 300m target workflow. • Sight Adjustment Calculator Enter target distance, group offset, and click value to calculate elevation and windage corrections. • Photo Zero Mark scale points, point of aim, and shot impacts on a target photo. RangeZero calculates group size, offset, and suggested sight correction. • Printable Zero Targets Generate printable AR 10-yard and USMC 25m zero targets with clear instructions and scale checks. • Range Sessions Save zero attempts, group size, ammo used, location, notes, target photos, and confirmed zero status. • PDF Reports Export range reports with firearm details, session notes, adjustment data, and attached target photos. • Find Nearby Ranges Search nearby shooting ranges, clubs, training centers, and directions using Apple Maps. • iCloud Backup Back up firearm profiles, sessions, app preferences, and settings to your private iCloud account. RangeZero is designed for lawful range, sporting, and training use. Calculations are estimates and should always be confirmed at the range. Always follow firearm safety rules, local laws, and range procedures. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/view/swiftapps13/privacy-policy?authuser=0

Screenshots

Zero Helper4 screens
RangeZero4 screens

Verdict

The call

The clearest difference is price: RangeZero at Free against Zero Helper's $9.99. Zero Helper's advantage is in-app purchases (none vs 3) and iOS requirement (15.1 vs 17.6). On 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

RangeZero is free to download; Zero Helper costs $9.99 up front. RangeZero sells 3 in-app purchases, starting at $2.99 per month. Zero Helper asks for nothing beyond the download.

Scorecard3 real differences · 3 level
Zero Helper versus RangeZero: the parameters behind the verdict, then further details
ParameterZero HelperRangeZero
Price$9.99Free — better
Update frequency—Daily
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.6
Further details — not scored
Size33 MB15 MB
Age rating17+4+
DeveloperMichael JohnstonBRIAN JAMES GAIDA

In-app purchases

None

Zero Helper

No in-app purchases

3 purchases

RangeZero

Subscriptions2
  • RangeZero Pro$2.991 Month
  • RangeZero Pro$14.991 Year
One-time1
  • RangeZero Pro Lifetime$39.99

Questions

Is Zero Helper free?
Zero Helper costs $9.99, with no in-app purchases.
Is RangeZero free?
RangeZero is free to download, with in-app purchases available.
Do Zero Helper or RangeZero have ads?
Neither Zero Helper nor RangeZero shows ads.

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