NTN Guardian vs iMaintain CMMS
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
NTN Guardian
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NTN Guardian wireless vibration sensors and cloud software democratizes predictive maintenance. Monitor machine condition and take vibration readings on-demand using NTN Guardian mobile app.
iMaintain CMMS
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iMaintain revolutionises maintenance management by putting AI-powered insights and full CMMS functionality in your pocket. Whether youβre a maintenance technician, manager, or operations leader, iMaintain helps you solve problems faster, keep equipment running, and track performance with ease. With iMaintain you can: β’ Get instant answers to maintenance questions with iMaintain Brain β’ Assign, schedule, and track work orders with AI-optimised planning β’ Manage all assets and schedules in the iMaintain Asset Hub β’ Monitor team capacity and bottlenecks in the Manager Portal β’ Predict downtime before it happens with AI-driven insights β’ Store and search manuals, SOPs, and safety guidelines β’ Track KPIs, downtime reduction, and efficiency gains in real time Why choose iMaintain? β’ Reduce unplanned downtime β’ Speed up troubleshooting β’ Bridge skill gaps across teams β’ Optimise resources and workforce allocation β’ Drive continuous improvement with actionable analytics Thousands of maintenance professionals already rely on iMaintain to keep their operations at peak performance. Download iMaintain today and transform the way you maintain, manage, and optimise your assets.
Screenshots
Verdict
NTN Guardian and iMaintain CMMS are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. Neither carries in-app purchases, so what you see is what you pay.
NTN Guardian ships an update every 2 weeks, iMaintain CMMS every 3 weeks. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.
| Parameter | NTN Guardian | iMaintain CMMS |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 16 | 15.1 β better |
| Further details β not scored | ||
| Size | 25 MB | 30 MB |
| Age rating | 4+ | 17+ |
| Developer | NTN Bearing Corporation of America | iMaintain Solutions Limited |
In-app purchases
NTN Guardian
No in-app purchases
iMaintain CMMS
No in-app purchases
Questions
Is NTN Guardian free?
Is iMaintain CMMS free?
Do NTN Guardian or iMaintain CMMS have ads?
Which is updated more often, NTN Guardian or iMaintain CMMS?
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