Control LITE vs Easy DEM
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Control LITE
Read full descriptionHide full description
Control all the features of the Chart2020 LITE app from your iPhone You can mask, randomize, increase decrease VA sizes from your iPhone, set testing distance, display notations (feet, meters, logMAR and decimal) Control the size of the astigmatism target and the duochrome target for balancing Any function you can control on the iPad app you can control from this app You can use this app on another iPad, iPad mini or even iPad Pro.
Easy DEM
This application assists in administering and scoring the DEM Test, designed for use with official Bernell materials. It offers patient management, test timing, and video recording capabilities for detailed analysis. Data is stored offline for enhanced privacy.
- Patient management
- Test timing and administration
- Manual test entry
- Clinical diagnostic indication display
- Video recording of examinations
- Biometric locking (FaceID/TouchID)
Read full descriptionHide full description
Important: Please note that this application is designed to be used exclusively with the official DEM Test materials from Bernell. The use of photocopies or unauthorized versions of the test materials is strictly prohibited and constitutes a copyright violation. For accurate and compliant results, we encourage you to acquire the original materials from Bernell. Easy DEM facilitates taking the DEM Test by providing a comprehensive tool for administration and scoring. - Patient management: find all your tests for a patient in one place - Timing and administration of vertical and horizontal tests - Option to manually enter tests conducted outside the application - Display of clinical diagnostic indication (Type I, II, III, IV) when results are significant - French and English dataset, for ages 6 to 13 - Video recording: record the patient during the examination and review the exam later to refine your diagnosis - Biometric locking: secure access to the application with FaceId or TouchId All data is saved 100% offline, ensuring complete confidentiality of health data. The Easy DEM application is a tool for administration, calculation, and visualization; Easy DEM is not a diagnostic tool. Its use does not replace the official materials of Bernell, the owner of the DEM test paper supports.
Screenshots
Verdict
The clearest difference is price: Control LITE at Free against Easy DEM's $24.99. Control LITE also leads on iOS requirement (13.0 vs 17.6). Easy DEM's advantage is update cadence (weekly vs every 87 months). On ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Control LITE is free to download; Easy DEM costs $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Control LITE ships an update every 87 months, Easy DEM weekly. The most recent releases landed on September 15, 2026 and September 16, 2026 respectively.
| Parameter | Control LITE | Easy DEM |
|---|---|---|
| Price | Free โ better | $24.99 |
| Positive reviews | โ | 100.0% of reviews |
| Update frequency | Every 87 months | Weekly โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | โ | Paid |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 13.0 โ better | 17.6 |
| Further details โ not scored | ||
| Size | 2 MB | 5 MB |
| Age rating | 4+ | 17+ |
| Developer | Shemesh Health Solutions PTY Ltd | Dokitek |
In-app purchases
Control LITE
No in-app purchases
Easy DEM
No in-app purchases
Questions
Is Control LITE free?
Is Easy DEM free?
Do Control LITE or Easy DEM have ads?
Which is updated more often, Control LITE or Easy DEM?
Other comparisons















