SIG BDX vs Arizona E
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SIG BDX
This application connects a rangefinder to a riflescope, displaying an illuminated holdover dot for precise aiming. It facilitates syncing devices and provides ballistic data for accurate shots up to 800 yards.
- Sync rangefinder with riflescope
- Display illuminated holdover dot
- Measure target distance
- Ballistic data integration
- Connect The Dot™ system
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The KILO BDX rangefinders use Applied Ballistics and Bluetooth® to illuminate the exact holdover dot in SIERRA3BDX riflescopes. For the most accurate and ethical shot, just Connect The Dot™. - DOWNLOAD: Download the app - SYNC: Sync the app with your rangefinder - BOND: Use the app to bond the rangefinder with the riflescope - RANGE: Press the RANGE button to measure the distance of your target - POWER SELECTOR RING: When the SIERRA3BDX riflescope is actively paired with a KILO BDX rangefinder, the blue LED on the power selector ring will be illuminated solid blue. This Blue LED will flash quickly 8X for one second whenever the riflescope has received a new holdover reticle update from the rangefinder. The BDX system works out to 800 yards with 1 MOA of accuracy - CONNECT THE DOT™: It’s time for hunting. Once the riflescope is turned on, range the target and the new hold is lit up out to 800 yards
Arizona E
This app allows hunters to electronically tag their harvested game and store digital licenses and tags directly on their device. It provides essential hunter and hunt details for verification by law enforcement and streamlines the submission of harvest survey information for wildlife management.
- Electronic tagging of harvested game
- Digital storage of licenses and tags
- In-field verification for law enforcement
- Submission of harvest survey information
- Syncs licenses and tags to the app
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Arizona Game and Fish’s E-Tagging App syncs your licenses and tags to the app and allows hunters to electronically tag their harvest in the field. Digital licenses and tags display key hunter information—including physical description, residency, address, and legal hunt details—and can be shown to law enforcement for verification in the field. By opting into the paperless E-Tag option, hunters can store all licenses and tags in the app, complete the electronic tagging process, enter harvest transportation details, and submit their harvest survey information. This modernized system improves customer convenience, supports effective law enforcement, and provides higher-quality harvest data to biologists and commissioners to ensure responsible wildlife management.
Screenshots
Verdict
The clearest difference is rating: SIG BDX at 3.4 against Arizona E's 2.3. SIG BDX also leads on review sentiment (33% vs 11%). On price, ratings volume, update cadence and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
SIG BDX holds the better App Store score, 3.4 against 2.3. Both are backed by a comparable volume of ratings — 68 and 31 respectively. Written reviews point the same way: 33% of SIG BDX's written reviews are positive against 11% of Arizona E's.
SIG BDX ships an update every 3 weeks, Arizona E every 4 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.
| Parameter | SIG BDX | Arizona E |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (68 ratings) — better | 2.3 (31 ratings) |
| Positive reviews | 33.3% of reviews — better | 11.1% of reviews |
| Number of ratings | 68 — better | 31 |
| Update frequency | Every 3 weeks — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 137 MB | 109 MB |
| Age rating | 4+ | 4+ |
| Developer | Sig Sauer, Inc. | Arizona Game and Fish Department |
Customer experience
SIG BDX
Arizona E
In-app purchases
SIG BDX
No in-app purchases
Arizona E
No in-app purchases









