Principle Mirror vs ServiceWRK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Principle Mirror
Design interactive user interfaces with this companion app for a popular Mac design tool. Seamlessly open Principle files or mirror your Mac's design work directly to your device.
- Open Principle files
- Mirror Principle for Mac
- Interactive UI design
- Companion app functionality
Read full descriptionHide full description
Principle Mirror is the companion app to Principle for Mac, a tool for designing interactive interfaces. Principle Mirror can open Principle files from other apps or mirror Principle for Mac when plugged in. “I just wanted to write to you quickly just to say — this. is. amazing. while I was watching the first tutorial I got tears in my eyes! seriously.” Hugo Ahlberg Designer, IDEO "This tool is amazing, very well done." Patrick Wong Designer, Lyft
ServiceWRK
Read full descriptionHide full description
ServiceWRK is a simple yet powerful app for the field engineer and is part of a comprehensive field service management system. It helps service tickets to be claimed in an UBERIZED fashion by the field engineers or specifically assigned . Service Engineers can then call the customers in-app and schedule appointments.The tickets are closed once the service is completed through an OTP-based mechanism.
Screenshots
Verdict
The clearest difference is update cadence: ServiceWRK at every 2 weeks against Principle Mirror's every 2 months. Principle Mirror's advantage is iOS requirement (11.0 vs 15.0). 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.
Principle Mirror ships an update every 2 months, ServiceWRK every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Principle Mirror | ServiceWRK |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (14 ratings) — better | — |
| Positive reviews | 45.2% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 1 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Daniel Hooper | WRKTOP Technologies Private Limited |
In-app purchases
Principle Mirror
No in-app purchases
ServiceWRK
No in-app purchases
