Comparison

Lizzy Service vs Diamond C

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

Head to head
About

Lizzy Service

Streamline service operations by locating or creating customer and unit records, then quickly generating repair work orders. Capture photos, voice notes, and customer signatures for service disclaimers directly within the app.

Highlights
  • Customer and unit management
  • Service repair work order creation
  • Photo capture
  • Voice recording
  • Digital signature collection
  • Integration with Lizzy BMS System
Features
Read full description

The Lizzy Service app is an iOS version of the Lizzy BMS Service Checkin module. This application allows a service representative to locate or create a customer, locate or create their unit that needs service and then quickly create the needed service repair work order. The application includes the ability to take pictures of the unit during the service checkin process, record the customers voice stating the reason for their visit as well as collecting a signature for the service disclaimer if one is needed. All of the collected information is then visible in the main Lizzy BMS System.

About

Diamond C

Features
Read full description

The Diamond C app allows users to monitor the real-time location of their GPS tracking devices—installed on trailers or other assets—directly from their iPhone or iPad. With the Diamond C app, users can view real-time GPS updates that show the current location of each tracker. Tapping a device icon on the map reveals detailed information, such as speed and battery status. The app also provides access to Historical Playback, allowing users to review the travel history of each tracker over a selected time period. Additionally, users can customize how frequently their devices update location data based on their selected data plan—choosing from 3-minute, 1-minute, 30-second, 10-second, 5-second, or 3-second continuous update intervals.

Screenshots

Lizzy Service3 screens
Diamond C4 screens

Verdict

The call

Lizzy Service and Diamond C are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Lizzy Service ships an update every 5 weeks, Diamond C every 3 weeks. The most recent releases landed on October 21, 2026 and October 1, 2026 respectively.

ScorecardNo meaningful differences
Lizzy Service versus Diamond C: the parameters behind the verdict, then further details
ParameterLizzy ServiceDiamond C
PriceFreeFree
Rating5.0 (3 ratings) — better—
Number of ratings3 — better—
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better16.2
Further details — not scored
Size28 MB37 MB
Age rating4+4+
DeveloperNizeX, Inc.Asset Management and Protection, LLC

In-app purchases

None

Lizzy Service

No in-app purchases

None

Diamond C

No in-app purchases

Questions

Is Lizzy Service free?
Lizzy Service is free to download, with no in-app purchases.
Is Diamond C free?
Diamond C is free to download, with no in-app purchases.
Do Lizzy Service or Diamond C have ads?
Neither Lizzy Service nor Diamond C shows ads.
Which is updated more often, Lizzy Service or Diamond C?
Lizzy Service ships an update every 5 weeks, and Diamond C every 3 weeks. Most recently, Lizzy Service was updated on October 21, 2026 and Diamond C on October 1, 2026.

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