ProfessionalManager vs H2O Field Service
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ProfessionalManager
Read full descriptionHide full description
Professional Manager is a powerful tool designed to help professionals organize their daily work with clarity and speed. Manage customers, schedule visits, track projects, create offers, perform site surveys, and generate detailed reports β all in one place. Whether you work alone or with a team, Professional Manager keeps everything organized and accessible, so you can focus on delivering great results. Key Features β’ Customers: Store customer details, notes, history, and related files. β’ Calendar Visits: Schedule and track visits with reminders and full visit history. β’ Projects: Organize work by project, monitor progress, and keep everything in one place. β’ Offers & Estimates: Create and manage offers with clear structure and professional formatting. β’ Site Surveys: Capture photos, notes, and measurements directly onβsite. β’ Reports: Generate complete reports with all relevant information, ready to share. β’ Photos & Files: Attach images and documents to customers, visits, and projects. β’ Materials & Costs: Track materials used and maintain accurate records. Professional Manager is built for electricians, technicians, contractors, installers, inspectors, and any professional who needs a reliable way to manage daily operations. Stay organized. Work smarter. Keep everything under control. Professional Manager PRO includes: β’ Customers History β’ Create and Send Offers as pdf β’ Create and Send Technician Report as pdf β’ Unlimited team creation and team management β’ User management and role permissions β’ Branding tools (custom logo for reports and offers) β’ Advanced statistics and reporting β’ Shared customer data across team members β’ Priority access to new features Term of Use : https://msarantis-com.webnode.gr/terms/
H2O Field Service
Read full descriptionHide full description
H2O Field Service puts your maintenance and facilities operation on the technician's phone and tablet β and it keeps working with no signal. Everything done in the field is saved on the device and uploads on its own once the connection is back. FOR THE TECHNICIAN IN THE FIELD β’ Work orders and tickets: open, service and resolve, with the SLA deadline in view and the site's history. β’ Tasks and time tracking: an activity timer with photo, to record what was done and how long it took. β’ Checklists: answer item by item, take photos, capture the technician's and the customer's signature on screen. β’ Assets with QR codes: scan the tag and open the equipment instantly, even in a basement with no signal. Photos, serial number, manufacturer, location. β’ Measurements and readings: record measurement points and meter readings. β’ Daily site log: the day's work with activities, crew, equipment, photos and weather, closed at the end of the shift. β’ Safety (SST): job hazard analysis, work permits and inspections. β’ Gatehouse: visitor and badge control. β’ Invoices: record received material. β’ Material requests and approvals, straight from the job. BUILT FOR REAL FIELDWORK β’ Offline-first: nothing stops because of a lost signal. The app stores everything and syncs when it can. β’ Fast to open and use, from a small phone to a tablet. β’ Technical reports generated from what was collected. FOR THE COORDINATION TEAM β’ The day at a glance: open tickets, overdue deadlines, today's and this week's tasks, pending approvals. β’ Every photo, measurement and signature reaches the system as soon as the device reconnects. H2O Field Service is a business app: access is through your company login. Contact ATG to enable it for your operation.
Screenshots
Verdict
The clearest difference is in-app purchases: H2O Field Service at none against ProfessionalManager's 2. H2O Field Service also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (15.0 vs 18.4). On price, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. ProfessionalManager sells 2 in-app purchases, starting at $12.99 per month. H2O Field Service asks for nothing beyond the download.
ProfessionalManager ships an update every 3 weeks, H2O Field Service weekly. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.
| Parameter | ProfessionalManager | H2O Field Service |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Weekly β better |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 18.4 | 15.0 β better |
| Further details β not scored | ||
| Size | 20 MB | 82 MB |
| Age rating | 4+ | 4+ |
| Developer | Marios Sarantis | ATG SoluΓ§Γ΅es |
In-app purchases
ProfessionalManager
- Professional Manager Monthly1 Month trial$12.991 Month
- Professional Manager Annual.$179.001 Year
H2O Field Service
No in-app purchases
Questions
Is ProfessionalManager free?
Is H2O Field Service free?
Do ProfessionalManager or H2O Field Service have ads?
Which is updated more often, ProfessionalManager or H2O Field Service?
Other comparisons















