QDI vs Comlada
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QDI
This app provides a digital version of your Qatari personal ID. It enables secure electronic signing for government transactions and serves as identification for accessing online government portals.
- Digital personal ID
- Electronic signing
- Government portal login
- Secure transactions
- User identification
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تطبيق الهوية الرقمية من وزارة الداخلية في دولة قطر. يحتوي التطبيق على نسخة الكترونية من البطاقة الشخصية يٌمكن استخدامهما في التوقيع الإلكتروني للمعاملات الحكومية مما يسهم في تعزيز امن الخدمات الإلكترونية وتستخدم في الدخول للمواقع الحكومية "عبر الشبكة العنكبوتية" والبوابات الالكترونية كمعرف لهوية المستخدم. Qatar Digital identity “QDI” a mobile app form ministry of interior - State of Qatar. QDI is an app that provide digital identity to be used for increase the trust in the electronic transactions. Also, QDI will be the tool to make digital signing for electronic transactions and an identification to log to government portals and access electronic gates.
Comlada
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Comlada is a comprehensive mobile application designed for managing Indoor Air Quality (IAQ) Monitoring Systems. Whether you're an individual concerned about your personal environment or a company managing multiple locations, Comlada provides the tools you need. Key Features: • Register as an Individual or Company with tailored features • Register, monitor, and manage IAQ devices effortlessly • Company accounts can add team members and manage device access permissions • Receive push notifications for abnormal air quality values • Track IAQ parameters with live updates • Manage user permissions for different devices and locations Perfect for: • Facility managers • Health and safety officers • Building maintenance teams • Industrial plant supervisors • Office administrators • Educational institutions • Healthcare facilities Benefits: • Improve occupant health and productivity • Ensure regulatory compliance • Prevent equipment damage from poor air quality • Reduce energy costs through optimized ventilation • Make data-driven decisions about indoor environments Download Comlada today and take control of your indoor air quality management!
Screenshots
Verdict
The clearest difference is iOS requirement: Comlada at 15.1 against QDI's 17.0. On price, update cadence, ads and in-app purchases 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | QDI | Comlada |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (55 ratings) — better | — |
| Positive reviews | 23.1% of reviews | — |
| Number of ratings | 55 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 168 MB | 37 MB |
| Age rating | 4+ | 12+ |
| Developer | Ministry of Interior - Qatar | GULF ORGANIZATION FOR RESEARCH & DEVELOPMENT QSTP-LLC |
In-app purchases
QDI
No in-app purchases
Comlada
No in-app purchases









