Comparison

O3 vs Oxmaint Work Order Maintenance

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

Head to head
About

O3

Control your smart home environment with this app. Create custom profiles for different activities to manage HVAC, lighting, and blinds. Optimize energy usage and personalize your space for comfort and productivity.

Highlights
  • Activity-based room profiles
  • Energy-saving eco modes
  • HVAC control
  • Lighting dimming
  • Blind adjustment
  • Bluetooth connectivity
Read full description

Take control of your space with the Delta Controls O3 App. Connect with your O3 system via Bluetooth and create profiles to take control of HVAC, lighting, blinds and other peripherals. Dim lights for presentations, optimize energy savings with eco modes or create the perfect lighting for productivity. Coupled with your O3 Sensor Hub, your space knows what you need before you have to ask. Your Room. Your Way. Paired with your O3 system, the O3 app provides: * Configurable, activity-based profiles for each room based on what you’re doing * Eco-friendly profiles to ensure that you can save energy without sacrificing comfort * Communication with your O3 system through Bluetooth ensures your preference carry over to each room

About

Oxmaint Work Order Maintenance

Streamline maintenance operations with AI-powered work order management. This app connects teams in real-time, tracks repairs, and automates scheduling to reduce paperwork and boost productivity. Ideal for managing industrial assets, equipment, and vehicle repairs.

Highlights
  • AI-powered work order management
  • Real-time team collaboration
  • Preventive maintenance scheduling
  • Asset tracking and history
  • Mobile access for field teams
  • Customizable reporting
Features
Read full description

OxMaint Work Orders & Maintenance Management is the #1 mobile CMMS app. Use power of OXY AI agent to do more maintenance with less paperwork. Connect all your maintenance teams in real time. Report, track and coordinate repairs using AI. Boost your plant Maintenance staff productivity by keeping all information available anytime, anywhere to all team members. Maintenance team remains up to date on breakdowns, ongoing repair and upcoming services via maintenance app. Connect OXmaint to IOT, hardware devices and Enterprise software to achieve zero breakdown factory. Use AI agent to reduce information typing related to Maintenance Planning, Scheduling & Execution record keeping. Plan team member's work calendar for entire month and receive email/phone notification when time to work. Set Planned Maintenance services (PM), get notification on upcoming PM Services and track execution via connected work orders. Know all reported breakdowns, service request. Record in app, maintenance work performed by remote site team. Key Features: - Work Order Management: Effortlessly create, assign, and track work orders in real-time, ensuring tasks are completed efficiently. - Preventive Maintenance: Schedule regular maintenance tasks to reduce downtime and extend the lifespan of your assets. - Asset Management: Maintain detailed records of all your assets, including history, location, and maintenance needs. - Mobile Access: Manage your maintenance operations from anywhere with our intuitive mobile app—ideal for on-the-go teams. - Team Collaboration: Foster communication between team members with real-time updates, comments, and notifications. - Custom Reporting: Generate insightful reports to analyze your maintenance operations and improve efficiency. Why OxMaint? Join thousands of satisfied users who trust OxMaint for effective maintenance management. With a user-friendly interface and powerful features, OxMaint helps you save time, reduce costs, and boost overall productivity. Get Started Today! Download OxMaint now to experience seamless work order management at your fingertips. Start your free trial and discover how OxMaint can transform your maintenance operations! Maintenance management software. Connect all your field staff and maintenance teams in real time. Report, track and coordinate repairs. Awesome for industrial machines, building assets, equipment & vehicle repair management. Make your Maintenance staff productive by keeping all information available anytime, anywhere to all team members. (iPhone, tablets and Desktop app). Maintenance staff remains up to date with repair and upcoming services via maintenance app. Office has all paperwork related to maintenance, compliance, accounting, spare inventory, team payroll. About OXmaint OXmaint is #1 maintenance app, CMMS software. Oxmaint, Inc provides maintenance Software across the industries with 1M+ app downloads and millions of Work Order created on our platforms, you're in good hands. Get started now, and join over 10,000+ maintenance teams who every day trust our maintenance app to run lean operations. Terms of Use (EULA): https://oxmaint.com/legal/terms_conditions.html Privacy Policy: https://oxmaint.com/legal/privacy-policy.html

Screenshots

O34 screens
Oxmaint Work Order Maintenance4 screens

Verdict

The call

The clearest difference is in-app purchases: O3 at none against Oxmaint Work Order Maintenance's 18. O3 also leads on rating (5.0 vs 4.7). Oxmaint Work Order Maintenance's advantage is update cadence (every 2 weeks vs every 12 months) and ratings volume (16 vs 2). On price, ads, device support and iOS requirement 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. Oxmaint Work Order Maintenance sells 18 in-app purchases, starting at $14.99 per month. O3 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

O3 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Oxmaint Work Order Maintenance has 16 ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

O3 ships an update every 12 months, Oxmaint Work Order Maintenance every 2 weeks. The most recent releases landed on October 5, 2026 and October 24, 2026 respectively.

Scorecard5 real differences · 5 level
O3 versus Oxmaint Work Order Maintenance: the parameters behind the verdict, then further details
ParameterO3Oxmaint Work Order Maintenance
PriceFreeFree
Rating5.0 (2 ratings) — better4.7 (16 ratings)
Positive reviews—100.0% of reviews
Number of ratings216 — better
Update frequencyEvery 12 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.215.0 — better
Further details — not scored
Size7 MB92 MB
Age rating4+4+
DeveloperDelta Intelligent Building Technologies (Canada) Inc.Oxmaint Inc

Customer experience

O3

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Oxmaint Work Order Maintenance

All ratings16 ratings
Positive93.8%
Neutral0.0%
Negative6.3%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

O3

No in-app purchases

18 purchases

Oxmaint Work Order Maintenance

Subscriptions18
  • 1 User Maintenance Plan14 Days trial$14.991 Month
  • Standard Plan14 Days trial$30.001 Month
  • Maintenance Plan for 1 Users1 Month trial$45.001 Month
Show 15 more
  • Business Plan14 Days trial$55.001 Month
  • 5 Users Maintenance Plan14 Days trial$74.991 Month
  • Maintenance Plan for 10 Users1 Month trial$129.991 Month
  • Business Plan14 Days trial$219.991 Month
  • Maintenance Plan for 5 Users1 Month trial$224.991 Month
  • Standard Plan 1 User (Yearly)14 Days trial$289.991 Year
  • Business Plan14 Days trial$329.991 Month
  • Business Plan14 Days trial$439.991 Month
  • Half Yearly Plan for 5 User$449.996 Months
  • Business Plan14 Days trial$494.991 Month
  • Business Plan 1 User (Yearly)14 Days trial$529.001 Year
  • Business Plan for 10 Users14 Days trial$549.991 Month
  • Standard Plan 2 Users (Yearly)14 Days trial$579.991 Year
  • OXMaint 10 User Half Yearly$799.996 Months
  • Business Plan 2 Users (Yearly)14 Days trial$1000.001 Year

Questions

Is O3 free?
O3 is free to download, with no in-app purchases.
Is Oxmaint Work Order Maintenance free?
Oxmaint Work Order Maintenance is free to download, with in-app purchases available.
Which has better reviews, O3 or Oxmaint Work Order Maintenance?
O3 is rated higher. O3 averages 5.0 out of 5 from 2 ratings, while Oxmaint Work Order Maintenance averages 4.7 from 16 ratings.
Do O3 or Oxmaint Work Order Maintenance have ads?
Neither O3 nor Oxmaint Work Order Maintenance shows ads.
Which is updated more often, O3 or Oxmaint Work Order Maintenance?
O3 ships an update every 12 months, and Oxmaint Work Order Maintenance every 2 weeks. Most recently, O3 was updated on October 5, 2026 and Oxmaint Work Order Maintenance on October 24, 2026.

Other comparisons