Comparison

Zenler vs BD GURU

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

Head to head
About

Zenler

Access all your courses, videos, quizzes, and community discussions from one convenient mobile application. Save your progress, search for content, and receive notifications for updates. Stay connected and continue learning wherever you go.

Highlights
  • Access all courses on the go
  • Interact with community
  • Save learning progress
  • Search for content
  • Receive push notifications
Read full description

Access all Zenler Sites from the app. Access all your courses, videos, quizzes, community, assignments and more from one place. With Zenler App you can - Access all your Zenler sites on the go - All your Courses - Interact with others in your Community - Save progress so that you can pick where you left - Search for content - Get Push message notifications for updates in Community / Lesson discussions - And much more!

About

BD GURU

Features
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BD Guru is the ultimate tool for site engineers, franchise directors, and admins of Building Doctor who are looking for a comprehensive solution for treating buildings using construction chemicals. Our app offers a wide range of features that cater to all your needs in building treatment, from courses to community feed, workshops, message rooms, and more. With BD Guru, you can access a variety of courses that will help you increase your knowledge and skills in building treatment using construction chemicals. Whether you are a beginner or an experienced professional, our courses are designed to meet your specific needs and take your skills to the next level. Stay connected with other professionals in the industry through our community feed, where you can share insights, ask questions, and learn from each other's experiences. Join workshops to get hands-on experience and practical knowledge in building treatment, and connect with experts to get personalized guidance and support. With message rooms, you can communicate with other members of the BD Guru community in real-time, share information, and collaborate on projects. Our app aims to create a supportive and collaborative environment where you can learn, grow, and succeed in your field. BD Guru is your all-in-one solution for building treatment using construction chemicals. Download the app now and take your skills and knowledge to the next level with our comprehensive features and resources. Join the community of like-minded professionals and become a guru in building treatment.

Screenshots

Zenler3 screens
BD GURU4 screens

Verdict

The call

The clearest difference is in-app purchases: Zenler at none against BD GURU's 1. Zenler also leads on device support (3 vs 1). On price, update cadence, ads 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. BD GURU sells 1 one-off in-app purchase. Zenler asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 8 level
Zenler versus BD GURU: the parameters behind the verdict, then further details
ParameterZenlerBD GURU
PriceFreeFree
Rating2.8 (13 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings13 — better—
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better16.4
Further details — not scored
Size52 MB85 MB
Age rating4+17+
DeveloperZenler LtdMohammad Hasan

In-app purchases

None

Zenler

No in-app purchases

1 purchases

BD GURU

One-time1
  • BD paid service$6.99

Questions

Is Zenler free?
Zenler is free to download, with no in-app purchases.
Is BD GURU free?
BD GURU is free to download, with in-app purchases available.
Do Zenler or BD GURU have ads?
Neither Zenler nor BD GURU shows ads.
Which is updated more often, Zenler or BD GURU?
Zenler ships an update every 2 months, and BD GURU every 2 months. Most recently, Zenler was updated on November 7, 2026 and BD GURU on October 31, 2026.

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