Comparison

Nikon SpotOn vs BulletDrop+

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

Head to head
About

Nikon SpotOn

This app calculates precise aiming points for Nikon BDC reticle riflescopes. It also provides instant sighting references for other Nikon riflescopes with various reticle types. The tool helps users determine optimal shooting solutions before firing a shot.

Highlights
  • Precise aiming points for BDC reticles
  • Sighting references for other Nikon reticles
  • Rangefinder integration
  • Load comparison
  • Atmospheric condition adjustments
  • Field reference chart creation
Features
Read full description

Spot On Ballistic Match Technology provides precise aiming points for any Nikon BDC reticle riflescope and instant reference for sighting in other Nikon riflescopes with plex, MilDot or standard crosshair reticles. All you need is a rifle, a Nikon riflescope and a rangefinder…SpotOn does all the work for you, showing you what the possibilities are before you ever fire a shot! Includes sections for handloaders, atmospheric conditions, comparing loads as well as the ability to create and email a field reference chart.

About

BulletDrop+

Calculate bullet trajectory, energy, and drift with precise inputs. Store custom loads, fetch weather data, and choose output units for accurate shooting predictions. Ideal for handloaders and shooters to understand cartridge performance.

Highlights
  • External ballistics calculation
  • iCloud support for load data
  • Store commonly used datasets
  • Selectable drag function
  • Selectable output units (inches, MOA, mils)
  • Fetch weather conditions
Features
Read full description

A simple, easy to use external ballistics calculator. It accepts inputs of bullet weight, ballistic coefficient, muzzle velocity, sight height, zero range, wind speed & angle, etc and calculates velocity, energy, flight path, and drift. Features: * iCloud support. Store load data on iCloud and have it available on all your iCloud-enabled iOS devices. * Clean & simple user interface. * Store commonly used datasets. * Selectable drag function for ballistic coefficients calculate based upon models. * Selectable output units: inches, MOA, & mils. * Selectable max range and range increments under Settings. * Fetch weather conditions for your location. BulletDrop+ is intended for hand loaders and shooters of all varieties. It give them an idea what various cartridges and load recipes will do at the range. As alway, the information provided by BulletDrop+, or any other calculator, is no substitute for actual range time. Get out and shoot!

Screenshots

Nikon SpotOn4 screens
BulletDrop+4 screens

Verdict

The call

The clearest difference is rating: BulletDrop+ at 3.9 against Nikon SpotOn's 2.1. BulletDrop+ also leads on review sentiment (51% vs 22%). Nikon SpotOn's advantage is in-app purchases (none vs 6) and ratings volume (375 vs 76). 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. BulletDrop+ sells 6 one-off in-app purchases. Nikon SpotOn asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BulletDrop+ holds the better App Store score, 3.9 against 2.1. Both are backed by a comparable volume of ratings — 375 and 76 respectively. Written reviews point the same way: 22% of Nikon SpotOn's written reviews are positive against 51% of BulletDrop+'s.

UpkeepUpdate frequency

Nikon SpotOn ships an update every 6 months, BulletDrop+ every 4 months. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.

Scorecard5 real differences · 5 level
Nikon SpotOn versus BulletDrop+: the parameters behind the verdict, then further details
ParameterNikon SpotOnBulletDrop+
PriceFreeFree
Rating2.1 (375 ratings)3.9 (76 ratings) — better
Positive reviews21.9% of reviews51.4% of reviews — better
Number of ratings375 — better76
Update frequencyEvery 6 monthsEvery 4 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS14.513.0 — better
Further details — not scored
Size7 MB2 MB
Age rating4+4+
DeveloperNikon Inc.Mark Descalzo

Customer experience

Nikon SpotOn

All ratings375 ratings
Positive22.1%
Neutral6.9%
Negative70.9%
Written reviews137 reviews
Positive21.9%
Neutral12.4%
Negative65.7%

BulletDrop+

All ratings76 ratings
Positive68.4%
Neutral13.2%
Negative18.4%
Written reviews74 reviews
Positive51.4%
Neutral18.9%
Negative29.7%

Bugs and requests

Nikon SpotOn

Reported bugs

4 issues
  • App crashes when selecting bullet or ammo
  • Incorrect muzzle velocity and ballistic data
  • Scope options not showing up for some users
  • Weather data not loading properly

Requested features

4 requests
  • Ability to save multiple scope and ammo profiles
  • Option to manually input barrel length
  • Metric unit support
  • Improved weather data integration

BulletDrop+

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Nikon SpotOn

No in-app purchases

6 purchases

BulletDrop+

One-time6
  • Chocolate Bar$0.99
  • Cup of Coffee$1.99
  • Doughnut$2.99
Show 3 more
  • Coffee-themed Beverage$4.99
  • Bag of Coffee$14.99
  • Sack of Coffee$29.99

Questions

Is Nikon SpotOn free?
Nikon SpotOn is free to download, with no in-app purchases.
Is BulletDrop+ free?
BulletDrop+ is free to download, with in-app purchases available.
Which has better reviews, Nikon SpotOn or BulletDrop+?
BulletDrop+ is rated higher. Nikon SpotOn averages 2.1 out of 5 from 375 ratings, while BulletDrop+ averages 3.9 from 76 ratings.
Do Nikon SpotOn or BulletDrop+ have ads?
Neither Nikon SpotOn nor BulletDrop+ shows ads.
Which is updated more often, Nikon SpotOn or BulletDrop+?
Nikon SpotOn ships an update every 6 months, and BulletDrop+ every 4 months. Most recently, Nikon SpotOn was updated on October 14, 2026 and BulletDrop+ on October 13, 2026.

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