How to choose maintenance management software: a CMMS buyer’s guide

What a CMMS does, when spreadsheets stop working, the features that matter for small maintenance teams, how to evaluate vendors and how to roll it out.

In shortA computerized maintenance management system (CMMS) keeps a record of your equipment and buildings, schedules preventive maintenance, manages work orders and tracks parts, labor and costs. Choose one by listing your assets and current pain points, deciding which features you truly need, testing the mobile app with technicians, checking reporting and integrations, and comparing total cost against downtime and repair savings.

What a CMMS does

Maintenance teams keep facilities and equipment running: HVAC units, kitchen equipment, vehicles, production machines, elevators, fire systems. Without a system, work is tracked on paper, whiteboards and memory. A CMMS replaces that with a database of assets and a workflow for maintenance work. The main functions are:

When spreadsheets stop working

Step 1: list your assets and needs

Start with an inventory of the assets that matter most: those that are expensive, safety-critical or cause major disruption when they fail. Note what maintenance each needs and how often. Then list your biggest problems today. This keeps the evaluation focused on outcomes rather than feature lists. Our maintenance schedule template is a good starting point.

Step 2: decide on must-have features

Features to consider
Feature Must-have for Nice to have for
Preventive maintenance scheduling Almost every team —
Mobile work orders with photos Teams working across sites Single-building teams
Request portal for staff Multi-site or large facilities Small teams with one requester
Meter-based triggers Vehicles, production equipment Buildings
Parts inventory Teams with significant stock Teams buying parts per job
Barcode or QR asset tags Large asset registers Small registers
Compliance and inspection records Regulated equipment, fire and safety systems Low-risk assets
Integration with accounting or ERP Larger operations Small teams

Step 3: test usability with technicians

A CMMS fails when technicians do not update work orders. Test the mobile app on real jobs: how quickly can a technician open a work order, see the asset history, add a photo, record parts and close it? Does it work in plant rooms with no signal? Ask the technicians who will use it every day to score it. A simpler tool that gets used beats a powerful one that does not. Ask the vendor how long a typical work order takes to close on the app.

Step 4: check reporting

Ask to see the reports you will need: preventive maintenance completion rate, overdue work orders, downtime by asset, cost by site and asset, and inspection records. Check whether you can export data and schedule reports for managers. Good reporting is how you show the value of maintenance to the rest of the business.

Step 5: compare total cost

CMMS pricing is commonly per user per month, sometimes with limits on assets or features by plan, plus setup or data import fees. The real cost includes the time to load assets and train staff. Weigh it against expected savings: fewer breakdowns and emergency repairs, longer equipment life, less time searching for information, fewer missed inspections and better use of technicians’ time.

Questions to ask vendors

  1. Can you show a preventive maintenance schedule and a work order from start to finish?
  2. How does the mobile app work offline?
  3. How do we import our existing assets and history?
  4. Which reports are included, and can we build our own?
  5. How is pricing structured, and what limits apply by plan?
  6. Which systems do you integrate with?
  7. What support and training do you provide?
  8. Can we export all our data if we leave?

Preventive vs. reactive maintenance

Most small teams start out reactive: something breaks, someone fixes it. A CMMS makes it practical to shift the balance toward preventive work, such as filter changes, lubrication, inspections and calibration on a schedule, so fewer things break unexpectedly. The aim is not to eliminate repairs, which is impossible, but to reduce emergency call-outs, overtime and disruption. Track the share of work orders that are planned versus unplanned each month. As preventive maintenance takes hold, that share should rise, and the hours spent on urgent repairs, often at night or on weekends, should fall.

Rolling out a CMMS

  1. Load the most important assets first, not everything at once.
  2. Set up preventive schedules for those assets.
  3. Route all maintenance requests through the system from a set date.
  4. Train technicians on the mobile app with real work orders.
  5. Review completion rates and backlog weekly for the first months.
  6. Add more assets and features over time.

Labor time and maintenance costs

Maintenance costs include labor, often the largest component. Recording technicians’ time accurately, both per work order and for payroll, lets you see what each asset really costs and spot overtime driven by breakdowns. For non-exempt technicians, all working time, including travel between sites and on-call work when restricted, must be paid. See on-call pay rules and travel time pay rules.

A short example (fictional)

A company that manages eight apartment buildings tracks maintenance in a shared spreadsheet and email. Tenants’ requests are sometimes missed, and the boiler service in one building lapses. The company moves to a CMMS with a tenant request form and preventive schedules for boilers, fire systems and elevators. Within six months, overdue preventive work is near zero and the team can show inspectors complete service records.

Where EZTime fits

EZTime is not a CMMS: it does not keep an asset register or parts inventory. It helps maintenance teams with the workforce side: schedules and on-call rotas, clock-ins from the mobile app with GPS stamps, task management with one-time and recurring tasks and photo proof, digital checklists and payroll-ready reports. Some smaller teams use EZTime tasks and checklists for routine maintenance before adopting a full CMMS.

Frequently asked questions

What is a CMMS?

A computerized maintenance management system that records assets, schedules preventive maintenance, manages work orders and tracks parts, labor and costs.

Does a small business need a CMMS?

When missed maintenance, lost requests or missing records cause problems, a CMMS usually pays off, even for small teams.

What is the difference between a CMMS and EAM?

Enterprise asset management (EAM) systems usually cover the full asset lifecycle and finance at larger scale; a CMMS focuses on maintenance operations.

What features matter most?

Preventive maintenance scheduling, mobile work orders and good reporting are the core for most teams.

How long does it take to implement a CMMS?

It depends on the number of assets. Starting with critical assets lets you go live within weeks.

How do I measure CMMS success?

Track preventive maintenance completion, overdue work, downtime, emergency repairs and maintenance cost per asset.

Where to go next

More on this topic

Run it as a recurring task

In EZTime, a routine like this can run as a recurring task assigned to a person, team or location, with photo proof and an alert when it is late.