Lexikos vs Pedagram
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lexikos
This application configures and controls lighting systems in commercial buildings. It offers plug-and-play wireless connectivity for standalone or networked applications, simplifying installation without requiring IT involvement.
- Wireless lighting control
- Commercial building deployment
- Plug-and-play installation
- Standalone or networked applications
- App and light switch control
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Lexikos is powered by Leedarson Group, which Provides an End-To-End Solution That Deploys Your Connected Lighting System into your Commercial Building. Lexikos Solution is designed for plug-and-play wireless connectivity, For either Stand-alone Wireless Control or building System network applications. For many applications, installation is so simple, it’s not even necessary to involve IT. The Lexikos app works as a tool to configure and control the lighting in your space. You can easily control your lighting either from the Lexikos app or as usual from the light switch.
Pedagram
This app provides observational data to assess the impact of classroom technology. It allows observers to answer questions periodically, generating a visual report of collected data that can be exported as a PDF.
- Observational data collection
- Periodic question answering
- Visual data reports
- PDF export functionality
- Collaborative use for instructors and observers
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Pedagram was developed for learning and self-improvement and is best used collaboratively by an instructor (who conducts the session) and observer (who uses the app). The app is not meant to evaluate an individual’s use of technology but provide them with tangible observational data to answer the question, “How do I know if the technology I use in the classroom is making a difference?” Pedagram enables the observer to respond to the same 10 questions every 10 to 15 minutes throughout the session. By the end of a session, the observer, who would have completed several observation cycles, would be presented with a visual report of all the data collected which they can then export as PDF.
Screenshots
Verdict
The clearest difference is rating: Lexikos at 4.5 against Pedagram's 4.0. Lexikos also leads on iOS requirement (11.0 vs 17.0). On price, ratings volume, update cadence and ads 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. Neither carries in-app purchases, so what you see is what you pay.
Lexikos holds the better App Store score, 4.5 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Lexikos ships an update every 5 months, Pedagram every 6 months. The most recent releases landed on October 19, 2026 and October 7, 2026 respectively.
| Parameter | Lexikos | Pedagram |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | 4.0 (1 ratings) |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 5 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 63 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Leedarson Lighting Co., Ltd | Jia Chen Yee |
Customer experience
Lexikos
Pedagram
In-app purchases
Lexikos
No in-app purchases
Pedagram
No in-app purchases









