Comparison

Ballistics vs ErrandBoy

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

Head to head
About

Ballistics

This app provides advanced ballistics calculations for riflemen, featuring multiple calculation methods, a comprehensive bullet database, and real-time adjustment updates. It offers custom virtual meters for environmental data and supports unlimited rifle/ammo configurations.

Highlights
  • Multiple ballistics calculation methods (Point Mass, Siacci, Pejsa)
  • Comprehensive bullet database (3500+ entries)
  • Real-time elevation/windage adjustment updates
  • Custom virtual meters (Anemometer, Inclinometer, etc.)
  • Unlimited rifle/ammo configuration storage
  • Airgun mode with muzzle energy input
  • Stadiametric reticles with aiming pointers
Read full description

Every smart rifleman needs Ballistics... Nimoh® Ballistics is unique across the entire smartphone marketplace in terms of practical features not found in any other ballistics application in the world and a professional smartphone user interface unrivalled in versatility. Aside from all of the standard features expected of a ballistics application, all the following unparalleled features included: 1. All three main modern ballistics methods – Point Mass, Siacci, and Pejsa, implemented correctly and accurately 2. Single System Console where all important data variables, turret adjustments, and sight picture are displayed 3. Custom virtual meters for input variables, beautifully crafted, including Anemometer, Wind Direction Indicator, Inclinometer, Compass and Hygrometer/thermometer 4. Up-to-date, 3500+ strong Bullet Database, all from manufacturer’s catalogues only – stored with manufacturer’s catalogue numbers and manufacturer only data – no spurious information from unofficial sources 5. Number selection dials for quick and easy input of numerical data – no cumbersome text boxes 6. Airgun mode which amongst other things, allows for muzzle energy input, accounting for the subsequent change in muzzle velocity, and allow when pellet is changed to another of a differing weight 7. Full user enable/disable help documentation available from all primary application pages to ensure correct operation 8. Instant elevation/windage adjustment value updates in real-time when any input variable is changed – no clumsy, extra-step ‘Done’, ‘OK’ or ‘Calculate’ etc. buttons 9. Instant saving of all variables to the application database – no inconvenient ‘Save’, ‘Close’, or ‘Store’ etc. buttons to be remembered. When the application is started, it starts where last left 11. Store an unlimited number of rifle/ammo configurations 12. Inline reformatting of range table plot intervals to facilitate easy reading – long range shooters can set intervals up to 500 yards or metres – air gunners as low as 1 yard or metre 13. Supports both portrait and landscape mode with neat navigable layout! 14. Aiming pointers on (low-cost, in-app purchased) stadiametric reticles for real-time target acquisition. Don’t simply take our word for it – try it! After all it’s free!

About

ErrandBoy

Features
Read full description

At ErrandBoy, we prioritize speed, reliability, and personal service. When you place a request, your errand becomes the priority—not part of a queue or bundled with multiple stops. But we go far beyond food and package delivery. Whether you need a trusted sitter for your dog, companionship for an elderly family member, school or sports pickups, retail returns, dry cleaning drop-offs, or even a personal shopper who can livestream a store visit while you relax at home—we’ve got you covered. Need help preparing your home or yard for a party? Want someone to run multiple errands in one trip? Even just want someone to keep you company and watch the game? No task is too big, too small, or too unique. Our services are designed to be flexible, personal, and on-demand—built entirely around your needs. Whatever you need, whenever you need it—ErrandBoy is ready.

Screenshots

Ballistics4 screens
ErrandBoy4 screens

Verdict

The call

The clearest difference is in-app purchases: ErrandBoy at none against Ballistics's 15. On price, update cadence, 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. Ballistics sells 15 one-off in-app purchases. ErrandBoy asks for nothing beyond the download.

UpkeepUpdate frequency

Ballistics ships an update every 2 months, ErrandBoy every 6 weeks. The most recent releases landed on October 4, 2026 and September 23, 2026 respectively.

Scorecard1 real difference · 9 level
Ballistics versus ErrandBoy: the parameters behind the verdict, then further details
ParameterBallisticsErrandBoy
PriceFreeFree
Rating4.5 (60 ratings) — better—
Positive reviews45.5% of reviews—
Number of ratings60 — better—
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.014.0.0
Further details — not scored
Size35 MB77 MB
Age rating4+4+
DeveloperNimoh ScientificLord Barrington

In-app purchases

15 purchases

Ballistics

One-time15
  • Primary Arms$2.99
  • Generic$2.99
  • Burris Optics$2.99
Show 12 more
  • Leupold & Stevens$2.99
  • SWFA SS$2.99
  • Vortex Optics$2.99
  • Hawke Optics$2.99
  • Nightforce$2.99
  • Athlon Optics$2.99
  • Sightron USA$2.99
  • Vector Optics$2.99
  • Zeiss$2.99
  • Schmidt & Bender$2.99
  • Steiner$2.99
  • March$2.99
None

ErrandBoy

No in-app purchases

Questions

Is Ballistics free?
Ballistics is free to download, with in-app purchases available.
Is ErrandBoy free?
ErrandBoy is free to download, with no in-app purchases.
Do Ballistics or ErrandBoy have ads?
Neither Ballistics nor ErrandBoy shows ads.
Which is updated more often, Ballistics or ErrandBoy?
Ballistics ships an update every 2 months, and ErrandBoy every 6 weeks. Most recently, Ballistics was updated on October 4, 2026 and ErrandBoy on September 23, 2026.

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