# Nikon SpotOn for iPad vs AB Quantum

The clearest difference is rating: AB Quantum at 4.7 against Nikon SpotOn for iPad's 2.2. AB Quantum also leads on update cadence (fortnightly vs every 6 months) and ratings volume (2.9K vs 14). Nikon SpotOn for iPad's advantage is in-app purchases (none vs 15) and iOS requirement (14.5 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. AB Quantum sells 15 in-app purchases, starting at $2.99 per month. Nikon SpotOn for iPad asks for nothing beyond the download.

AB Quantum holds the better App Store score, 4.7 against 2.2. That said, the two scores are not equally well evidenced: AB Quantum has 2.9K ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 30% of Nikon SpotOn for iPad's written reviews are positive against 45% of AB Quantum's.

Nikon SpotOn for iPad ships an update every 6 months, AB Quantum fortnightly. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Nikon SpotOn for iPad | AB Quantum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (14 ratings)](https://appshunter.io/ios/app/nikon-spoton-for-ipad/id427010670/reviews) | **[4.7 (2.9K ratings)](https://appshunter.io/ios/app/ab-quantum/id785619104/reviews)** |
| Number of ratings | 14 | **2.9K** |
| Positive reviews | 30.4% of reviews | **45.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | — | **#115** |
| Size | 6 MB | 466 MB |
| Requires iOS | **14.5** | 16.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Nikon Inc.](https://appshunter.io/developer/330046130) | [Applied Ballistics](https://appshunter.io/developer/785619107) |

## What reviewers say

### Nikon SpotOn for iPad

[App page](https://appshunter.io/ios/app/nikon-spoton-for-ipad/id427010670)

This app provides precise aiming points for Nikon BDC reticle riflescopes. It also offers instant reference for sighting in other Nikon riflescopes with various reticle types.

**Highlights:** Precise aiming points for BDC reticles, Sighting-in reference for other reticles, Supports plex, MilDot, and standard crosshairs, Instant reference for riflescope adjustment

**Features:** macOS Compatibility

**In-app purchases:** none


### AB Quantum

[App page](https://appshunter.io/ios/app/ab-quantum/id785619104)

**Currently charting:** #115 Top Grossing · Sports (US App Store)

This app provides a comprehensive ballistics solver and profile management tool for long-range shooting. It features a new user interface designed for single-handed use, enabling quick solutions and seamless integration with Bluetooth-enabled devices. Users can sync gun profiles, create customizable range cards, and access an updated reticle library.

**Highlights:** Ballistics solver, Profile management, Bluetooth device integration, Customizable range/target cards, Reticle library, Ballistic truing, Chronograph integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Elite Monthly | $2.99 | per month |
| Professional Monthly | $3.99 | per month |
| Elite Annual | $19.99 | per year |
| Professional Annual | $29.99 | per year |
| Custom Drag Model (CDM) for Berger 0.264cal 140gr Target Hybrid | $1.99 | one-time |
| Custom Drag Model (CDM) for Sierra 0.308cal 175gr MatchKing | $1.99 | one-time |
| Custom Drag Model (CDM) for Hornady 0.264cal 140gr ELD Match | $1.99 | one-time |
| Custom Drag Model (CDM) for Hornady 0.264cal 143gr ELD X | $1.99 | one-time |
| Custom Drag Model (CDM) for Hornady 0.264cal 147gr ELD Match | $1.99 | one-time |
| AB Caliber 0.224 CDMs | $9.99 | one-time |
| AB Caliber 0.243 CDMs | $9.99 | one-time |
| AB Caliber 0.264 CDMs | $9.99 | one-time |
| AB Caliber 0.284 CDMs | $9.99 | one-time |
| AB Caliber 0.308 CDMs | $9.99 | one-time |
| AB Caliber 0.338 CDMs | $9.99 | one-time |

**What reviewers like**

- 🚀 Best ballistic app
- 👍 Accurate ballistic calculations
- 👍 Comprehensive features
- 👍 Great support
- 👍 Easy to use once set up

**What reviewers complain about**

- 🐛 Buggy after updates
- 🐛 Connectivity issues with Kestrel
- 🐛 Glitches with user interface
- 👎 Difficult to navigate
- 👎 Outdated interface

**Reported bugs**

- Bullet BC not retaining custom values
- Profiles disappearing after updates
- Atmospheric data not syncing correctly
- Ballistics calculations not matching real-world data

**Requested features**

- Apple Watch app
- More reticle options
- Metric unit support
- Backup and restore functionality
- Improved range card and target card features


## Frequently asked questions

### Is Nikon SpotOn for iPad free?

Nikon SpotOn for iPad is free to download, with no in-app purchases.

### Is AB Quantum free?

AB Quantum is free to download, with in-app purchases available.

### Which has better reviews, Nikon SpotOn for iPad or AB Quantum?

AB Quantum is rated higher. Nikon SpotOn for iPad averages 2.2 out of 5 from 14 ratings, while AB Quantum averages 4.7 from 2.9K ratings.

### Do Nikon SpotOn for iPad or AB Quantum have ads?

Neither Nikon SpotOn for iPad nor AB Quantum shows ads.

### Which is updated more often, Nikon SpotOn for iPad or AB Quantum?

Nikon SpotOn for iPad ships an update every 6 months, and AB Quantum fortnightly. Most recently, Nikon SpotOn for iPad was updated on October 24, 2026 and AB Quantum on October 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*