Comparison

EMOS1 vs Voyager Query

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

Head to head
About

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.

Highlights
  • Personnel management
  • Credentialing
  • Communication tools
  • Equipment tracking
  • Merchandise tracking
  • Emergency situation support
  • Offline operation
Features
Read full description

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.

About

Voyager Query

Features
Read full description

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

EMOS14 screens
Voyager Query4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard1 real difference · 8 level
EMOS1 versus Voyager Query: the parameters behind the verdict, then further details
ParameterEMOS1Voyager Query
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size11 MB211 MB
Age rating4+4+
DeveloperNikatec LLCGovCIO, LLC

In-app purchases

None

EMOS1

No in-app purchases

None

Voyager Query

No in-app purchases

Questions

Is EMOS1 free?
EMOS1 is free to download, with no in-app purchases.
Is Voyager Query free?
Voyager Query is free to download, with no in-app purchases.
Do EMOS1 or Voyager Query have ads?
Neither EMOS1 nor Voyager Query shows ads.
Which is updated more often, EMOS1 or Voyager Query?
EMOS1 ships an update every 4 months, and Voyager Query every 2 months. Most recently, EMOS1 was updated on November 2, 2026 and Voyager Query on November 6, 2026.

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