Easy Time and Work Tracker vs CO2 on Watch & Lockscreen
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Easy Time and Work Tracker
This utility app helps service business owners and small businesses track work projects. Easily log project details, time spent, and notes. Share project information via text or email.
- Log project details
- Track time spent
- Add notes and quotes
- Customize service types
- Share project information
- Edit and delete records
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Easy Time and Work Tracker is a simple app to help anyone that needs to keep track of work projects. If you own a Service Business (HVAC, Plumbing, Contractor, Electrician, etc) or have any other type of small business where you need to keep track of various work projects in a simple easy to use app, Easy Time and Work Tracker is the app for you. How does it work? Simply tap the "plus" icon to get started entering your project details, including a description about each project, amount of time spent on the project, if a quote is needed, if the project has a code violation and any other additional notes on the project. It's also very easy to edit the "Service Types" used in the dropdown for your own requirements and use it to keep track of your projects. Need to forward certain project details to another worker, to the office or email it to someone? Easily select one or multiple projects from the list and forward those using text messages, email or another application on your phone. You can easily edit any of the data that has been entered, just swipe left on the record to get into the edit screen. Or if you no longer need the record, swipe right on the record to delete it. Note: This app does not collect any information, does not require a login, and does not display ads. Easy Time and Work Tracker is just a simple app created to help others.
CO2 on Watch & Lockscreen
Monitor CO2 levels from compatible devices directly on your Apple Watch and iPhone Lock Screen. Receive smart alerts and view real-time air quality data with color-coded visuals for quick understanding.
- Apple Watch complications with history graph
- iPhone Lock Screen widgets
- Customizable CO2 threshold alerts
- Background monitoring
- Live Activity for real-time data
- Color-coded air quality visuals
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Enhance your Aranet4, Airvalent or Inkbird IAM-T1 monitoring experience with an app focused on Apple Watch integration and Lock Screen widgets. (this is a companion app focusing on Apple Watch integration and Lock Screen visibility; for the original features, please use the official apps). KEY FEATURES: - Apple Watch Integration: Monitor CO₂ levels directly from your wrist with multiple complication styles (including a 3hr history graph) - Lock Screen Widgets: Keep CO₂ readings visible at all times on your iPhone - Smart Alerts: Customizable CO₂ threshold notifications - Background Monitoring: Continuous tracking even when the app isn't active - Live activity: for real-time monitoring - Color-coded Visuals: Quick understanding of air quality status DEVICE COMPATIBILITY: - Works with Aranet4, Airvalent and Inkbird IAM-T1 devices. The app is free to test and connect to your device, with in-app purchases available for premium features. This app is licensed under the standard Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Easy Time and Work Tracker at 5.0 against CO2 on Watch & Lockscreen's 1.0. Easy Time and Work Tracker also leads on in-app purchases (none vs 8) and iOS requirement (15.0 vs 17.6). CO2 on Watch & Lockscreen's advantage is update cadence (weekly vs every 3 weeks). On price, ratings volume, ads 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
Both are free to download. CO2 on Watch & Lockscreen sells 8 in-app purchases, starting at $1.99 per month. Easy Time and Work Tracker asks for nothing beyond the download.
Easy Time and Work Tracker holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Easy Time and Work Tracker ships an update every 3 weeks, CO2 on Watch & Lockscreen weekly. The most recent releases landed on September 10, 2026 and June 4, 2026 respectively.
| Parameter | Easy Time and Work Tracker | CO2 on Watch & Lockscreen |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 1.0 (2 ratings) |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch — better |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 0 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Dennis Laube | Kevin Floch |
Customer experience
Easy Time and Work Tracker
CO2 on Watch & Lockscreen
In-app purchases
Easy Time and Work Tracker
No in-app purchases
CO2 on Watch & Lockscreen
- CO2_Monthly7 Days trial$1.991 Month
- CO2_Annually7 Days trial$9.991 Year
- Small tip$4.99
- Medium tip$9.99
- CO2_Lifetime_Upgrade2$14.99
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- Large tip$19.99
- CO2_Lifetime$24.99
- Extra large tip$49.99
Questions
Is Easy Time and Work Tracker free?
Is CO2 on Watch & Lockscreen free?
Which has better reviews, Easy Time and Work Tracker or CO2 on Watch & Lockscreen?
Do Easy Time and Work Tracker or CO2 on Watch & Lockscreen have ads?
Which is updated more often, Easy Time and Work Tracker or CO2 on Watch & Lockscreen?
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