Comparison

PresentationOS vs Lux Meter

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

Head to head
About

PresentationOS

This platform centralizes sales and marketing materials, allowing businesses to engage audiences across various screens. It offers features like content search, file tagging, and usage analytics to optimize marketing efforts and sales processes.

Highlights
  • Content search and file tagging
  • Device assignment and group permissions
  • Usage analytics for marketing insights
  • Offline content access
  • 3D module for product showcase
  • Training module with courses and questionnaires
  • CRM integration for data sharing
Features
Read full description

PresentationOS is a platform designed to inform and engage business audiences across screens of every size and type. The software is easy to use and maintain, and can scale in terms of depth of content or number of users. At its core, it is a centralized and flexible sales & marketing toolkit. Comprised of a cloud-based solution and player module, PresentationOS manages the relationship between content and devices. The solution incorporates powerful features such as content search, file tagging, device assignment and group level permissions that work together to create a powerful sales and marketing tool for corporations of all sizes. PresentationOS can adapt to any business and marketing requirements, using any type of content. PresentationOS collects usage analytics on all content and devices to help inform your marketing teams on which interactions are working and how to optimize sales processes. (Note that PresentationOS does not collect individual users’ personal data or location data.) Features - Versatile use cases: face-to face sales meetings, guided tours, exhibitions and trade shows, innovation centers - Content across multiple screens: distribute marketing materials across kiosks, video walls and iPads - 3D module: showcase product and environment 3D models with interactivity and manipulation - Training module: customized courses, questionnaires and evaluation - Sharing content: send links to content and sync with your CRM in one action - Presentations and materials available offline (download once, update when required) - Insights and analytics: analyze data on content and device usage across multiple parameters - Content and device management: allows administrators to distribute and control marketing materials to teams. - Compatible and ready to plug into any CRM to share data, analytics and more - User management encryption with 256-bit key - On-app notifications for new or updated content - Access control to each login via a uniquely generated privacy token - Content is only accessible with the user credentials: a new login erases all content and installs only new and approved content for the specific user - On launching the application, a forced update can be enabled by the administrator, checking user permissions and content assignments; forced deletion is automatic Membership PresentationOS is a licensed platform: your corporation will have purchased a license for its sales and marketing teams, and will have created login credentials for each user. You will be able to use those login credentials with this app to gain access to the full suite of content and functionality created and distributed to you. Questions? Navigate to the “Help” section in your app’s main menu, where you can submit questions and feedback on both marketing content (for your corporation’s marketing administrators) and on functionality and technical issues (which will be directed to MBLM for support).

About

Lux Meter

This app transforms your iPhone into a professional light and exposure meter. It provides real-time light measurements with EV feedback, allowing photographers and filmmakers to achieve perfect exposure. Advanced features like spot metering and histograms offer professional-grade control.

Highlights
  • Real-time light measurement
  • Live EV feedback
  • Save and compare exposure history
  • Spot metering
  • Histograms and exposure zebras
  • Flexible subscription plans
Features
Read full description

Take control of light with Lux Meter – the professional exposure meter for your iPhone. Built for photographers, filmmakers, and lighting specialists, Lux Meter transforms your device into a reliable light meter and exposure tool. Perfect Exposure Every Time Measure ambient light instantly and adjust aperture, shutter speed, and ISO with live EV feedback. Achieve consistent exposure for photography, video, and studio lighting setups. Track and Compare Readings Save your measurements in history, review past sessions, and compare exposure data over time. Ideal for tracking consistency across shoots and lighting conditions. Professional Metering Control Unlock advanced features including spot metering, histograms, grid overlays, and exposure zebras. These tools give you the precision of professional light meters, directly on your iPhone. Flexible Subscription Plans Lux Meter offers flexible plans to suit your workflow. Choose between a weekly plan, a monthly plan, or a yearly plan to unlock all professional features. Subscriptions ensure you always have access to advanced tools for consistent and accurate light measurement. Why Choose Lux Meter? Accurate lux meter and exposure meter functions Real-time light measurement with EV feedback Save, review, and manage exposure history Advanced metering tools for professional results Flexible subscription options: weekly, monthly, and yearly Designed for photographers, videographers, and lighting experts Whether you are adjusting studio lights, preparing for a film shoot, or fine-tuning your photography exposure, Lux Meter provides the tools you need to measure light and master exposure. Download Lux Meter today and transform your iPhone into a powerful light and exposure meter. Privacy Policy : https://sites.google.com/view/lux-meter-privacy-policy/home Term Of Use : https://sites.google.com/view/luxmeterterms/home

Screenshots

PresentationOS4 screens
Lux Meter4 screens

Verdict

The call

The clearest difference is rating: Lux Meter at 5.0 against PresentationOS's 4.0. Lux Meter also leads on ratings volume (9 vs 1). PresentationOS's advantage is in-app purchases (none vs 3) and update cadence (monthly vs every 5 months). 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. Lux Meter sells 3 in-app purchases, starting at $2.99 per 7 days. PresentationOS asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Lux Meter holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Lux Meter has 9 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

PresentationOS ships an update monthly, Lux Meter every 5 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

Scorecard5 real differences · 5 level
PresentationOS versus Lux Meter: the parameters behind the verdict, then further details
ParameterPresentationOSLux Meter
PriceFreeFree
Rating4.0 (1 ratings)5.0 (9 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings19 — better
Update frequencyMonthly — betterEvery 5 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.012.0
Further details — not scored
Size164 MB38 MB
Age rating4+4+
DeveloperEMBLEM LLCCODIGITAL SOLUTIONS

Customer experience

PresentationOS

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Lux Meter

All ratings9 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

PresentationOS

No in-app purchases

3 purchases

Lux Meter

Subscriptions3
  • Weekly Pro3 Days trial$2.997 Days
  • Monthly Pro3 Days trial$4.991 Month
  • Anual Pro3 Days trial$29.991 Year

Questions

Is PresentationOS free?
PresentationOS is free to download, with no in-app purchases.
Is Lux Meter free?
Lux Meter is free to download, with in-app purchases available.
Which has better reviews, PresentationOS or Lux Meter?
Lux Meter is rated higher. PresentationOS averages 4.0 out of 5 from 1 ratings, while Lux Meter averages 5.0 from 9 ratings.
Do PresentationOS or Lux Meter have ads?
Neither PresentationOS nor Lux Meter shows ads.
Which is updated more often, PresentationOS or Lux Meter?
PresentationOS ships an update monthly, and Lux Meter every 5 months. Most recently, PresentationOS was updated on October 24, 2026 and Lux Meter on October 18, 2026.

Other comparisons