Prana 🍃 💨 😌
We built marketing for a mobile application that connects freelancers, customers, and couriers. We launched advertising campaigns from scratch, tested hypotheses, set up analytics. We have formed a stable flow of users and reduced CPI on 42%.
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ClientPrana
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NicheSmart home
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ServicesMarketing strategy
Google Advertising and Meta Analytics
Funnel optimization
Application promotion
Case information
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Client
1PRANA is a Ukrainian manufacturer of innovative mobile-controlled air recuperators. The goal is to create a marketing system to promote the new Prana Online 2.0 application, which combines the control of multiple devices in one ecosystem.
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Tasks
2- Increase the number of mobile app installations among current customers and new users.
- Increase app awareness Prana Online 2.0 as part of the brand.
- Reduce installation costs (CPI) to target indicators.
- Create end-to-end analytics to measure engagement and conversions.
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Input data
3- A new app without a developed audience.
- Some users had old versions of devices without connection to the application.
- Limited marketing budget — 20,000 UAH/month.
- Main markets: Ukraine, Poland, Czech Republic.
- The presence of technical materials, but the lack of emotional communication with the user.
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Tools
4- Google Ads
- Meta Ads
- Google Analytics 4
- Looker Studio
- App Store optimization
A more detailed plan
Audience segmentation and preparation
Before launching the campaigns, we conducted in-depth research into the smart home market and Prana heat exchanger users. Based on data analysis from Google Trends, social media, and support inquiries, we divided the audience into two key groups:
- Existing device owners, who have not yet installed the application;
- New users, who are looking for a convenient solution for controlling the microclimate in an apartment or office.
For each group, the following were determined: motivations, barriers and usage scenarios.
It was noticed that users value control and energy savings, but do not always understand that this can be done via a smartphone.
At this stage we have created user funnel maps, registered key metrics (CPI, Retention D1/D7, Connect Rate) and prepared a database for analytics.
Result:
A clear understanding of the needs of the two segments, which became the basis for further targeting and creative strategy.
Communication strategy and creatives
We formed the brand's tone of voice — technological, but human, without complex technical terms.
The key message was simple: «"Control of the air is in your hands"».
Over was created 20 creatives: static banners, carousels, and stories that demonstrated real-world usage scenarios — air control before bed, in a child's room, or while on vacation.
For device owners, the emphasis was on convenience, and for new users, on technological features and energy savings. Additionally, separate texts for Google Ads were prepared, focused on the queries "Prana Online application", "ventilation from a smartphone", "smart air system".
Result:
The CTR of video creatives increased by 481% compared to static ones; a clear correspondence between "audience - message - benefit" was formed.
Launch campaigns and drive installs
We started with Google App Campaigns and Meta Ads in the App Install format. The campaigns were divided into segments:
- for current users — remarketing via database and Meta Custom Audiences;
- for new — targeting by interests “energy efficiency”, “air comfort”.
We tested different types of optimization: installs, open, and connect_device. We also set up UTM tags to track the performance of each ad in Firebase.
During the creative testing process, we quickly cut out weak options, leaving only those that provided stable traffic and low CPI.
The average installation cost decreased from UAH 14.2 to UAH 9.5, and the conversion rate into active users exceeded 62%.
Analytics and end-to-end tracking
At this stage we have integrated Firebase, Google Analytics 4 and Looker Studio for complete control of the user funnel.
We tracked each stage:
install → open → connect_device → active_session → return.
Analytics have shown that many users do not complete device connection after installation.
A short onboarding script was developed right in the app (“tap + to add device”), as well as a push reminder after 24 hours. After the update, we saw a steady increase in connections and returns.
Result:
+34% connected devices, Retention Day 7 — 31%, reducing losses at the user activation stage.
Funnel optimization and remarketing
Based on the data we received, we launched a series of remarketing campaigns for users who installed the app but did not connect their device.
We also tested a new type of ads in Meta — «"Re-engagement for apps"», which allowed users to be returned directly to the app.
At the same time, we optimized the structure of campaigns in Google Ads: we separated brand, informational, and functional queries.
Automatic rules were implemented to disable underperforming groups and raise bids for high-converting creatives.
Result:
Re-engagement rate increased by +19%, and average user session frequency increased by +27%
Scaling and increasing awareness
After stabilizing the main indicators, we expanded the campaigns to new markets — Poland and the Czech Republic.
Localized versions of creatives and texts were created with adaptation to local insights (“freshen up your home”, “control the microclimate effortlessly”).
At the same time, we updated the pages in the App Store and Google Play:
- added new screenshots with the interface,
- rewrote the description,
- optimized keywords.
They also introduced regular user feedback via push reminders, which helped increase the average rating of the application.
+26% organic installs, scaling budget to +40% did not result in an increase in CPI.
Final result
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1
9.5 UAH CPI
After optimizing campaigns and testing creatives, the cost of installation almost halved — from 14.2 UAH to 9.5 UAH, while traffic remained stable and high-quality.
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+34% connected devices
Thanks to updated onboarding, push reminders, and remarketing, more users completed device connection after installation.
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31% Retention Day 7
A personalized messaging system and step-by-step onboarding increased user engagement and app reuse within the first week.
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4
+26% organic installations
Updating the pages in the App Store and Play Market (ASO) and localization for EU markets ensured a stable increase in organic installations without additional costs.
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