EMOS1 vs Voyager Query
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EMOS1
This system streamlines event operations by managing personnel, credentials, communication, and tracking of equipment and merchandise. It also supports emergency situations, inventory, vehicles, participant communications, and medical infrastructure.
- Personnel management
- Credentialing
- Communication tools
- Equipment tracking
- Merchandise tracking
- Emergency situation support
- Offline operation
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EMOS1 is a system for Event Organisational Communications and Support. EMOS1 is a complex system which covers all of an event's organizational aspects: personnel management (staff, vendors, volunteers, clients ,sponsors ..), credentialing, communication, equipment & merchandise tracking. EMOS1 supports emergency situations(see something say something) tracking, inventory, vehicles, participant communications , medical infrastructure and patient tracking... EMOS1's Mobile client extends most of its functionality to your mobile device supporting both online and offline operation.
Voyager Query
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Voyager Query provides approved law enforcement officials with access to state, local and federal databases such as CJIS and NCIC. Designed to be intuitive and easy to operate, Voyager Query uses strong encryption, two-factor authentication and meets all FBI CJIS security requirements. Law enforcement agencies have real-time access to criminal justice data, officers can run wants, warrants, and driver’s license checks right from their iPhone or iPad and get responses back in seconds. Voyager Query is meant for users who are certified for query access into criminal justice systems. Before using Voyager Query, check with your agencies CJIS coordinator or contact us for assistance.
Screenshots
Verdict
The clearest difference is update cadence: Voyager Query at every 2 months against EMOS1's every 4 months. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
EMOS1 ships an update every 4 months, Voyager Query every 2 months. The most recent releases landed on November 2, 2026 and November 6, 2026 respectively.
| Parameter | EMOS1 | Voyager Query |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 11 MB | 211 MB |
| Age rating | 4+ | 4+ |
| Developer | Nikatec LLC | GovCIO, LLC |
In-app purchases
EMOS1
No in-app purchases
Voyager Query
No in-app purchases









