Comparison

Clean Power VFD vs Maintenance Tracker

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

Head to head
About

Clean Power VFD

Features
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Set up the parameters of the Clean Power variable frequency drive, online and offline. Control the power drive system operations. Monitor and manage the power drive system states and alarms. Save, duplicate and share the variable frequency drive settings.

About

Maintenance Tracker

Features
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Maintenance Tracker — Vehicle And Equipment Service Log Keep track of vehicle and Equipment maintenance, service history, and repair records in one simple place. Maintenance Tracker helps you stay on top of oil changes, filters, and scheduled service for all your vehicles and equipment. Whether you manage a single car or multiple vehicles, this app makes it easy to log maintenance and see when the next service is due. Track Any Vehicle or any Equipment Maintenance Tracker works for: • Cars • Trucks • SUVs • Motorcycles • ATVs / UTVs • Tractors • Equipment Track Miles, Kilometers or hours, making it ideal for vehicles and machinery. Key Features • Track maintenance and service history • Log oil changes, filters, and repairs • Set service reminders based on distance or hours • Manage multiple vehicles and equipment • Add photos to vehicles • See upcoming and overdue maintenance • Generate service history reports • Simple and easy to use interface Privacy First Maintenance Tracker is designed with privacy in mind. • No accounts • No tracking • No data collection All your data stays securely on your device. Perfect For • Vehicle owners • Farmers • Fleet vehicles • Equipment maintenance • Anyone who wants a simple maintenance log Stay organized and never miss important service again. Download Maintenance Tracker today and keep your vehicles running smoothly. This app includes optional in-app purchases to remove ads. • Free version includes ads • One-time purchase removes ads permanently

Screenshots

Clean Power VFD1 screens
Maintenance Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: Clean Power VFD at none against Maintenance Tracker's 1. Clean Power VFD also leads on ads (none vs shown). Maintenance Tracker's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Maintenance Tracker sells 1 one-off in-app purchase. Clean Power VFD asks for nothing beyond the download.

UpkeepUpdate frequency

Clean Power VFD ships an update every 5 weeks, Maintenance Tracker every 3 weeks. Both last shipped on October 24, 2026.

Scorecard3 real differences · 3 level
Clean Power VFD versus Maintenance Tracker: the parameters behind the verdict, then further details
ParameterClean Power VFDMaintenance Tracker
PriceFreeFree
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size67 MB54 MB
Age rating4+4+
DeveloperSmartD Technologies Inc.Ryan Knisley

In-app purchases

None

Clean Power VFD

No in-app purchases

1 purchases

Maintenance Tracker

One-time1
  • Remove Ads$1.99

Questions

Is Clean Power VFD free?
Clean Power VFD is free to download, with no in-app purchases.
Is Maintenance Tracker free?
Maintenance Tracker is free to download, with in-app purchases available.
Do Clean Power VFD or Maintenance Tracker have ads?
Maintenance Tracker shows ads; Clean Power VFD does not.
Which is updated more often, Clean Power VFD or Maintenance Tracker?
Clean Power VFD ships an update every 5 weeks, and Maintenance Tracker every 3 weeks. Most recently, Clean Power VFD was updated on October 24, 2026 and Maintenance Tracker on October 24, 2026.

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