Comparison

Hatra Doctor vs ClientOS

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

Head to head
About

Hatra Doctor

Explore science and medicine with an app inspired by historical knowledge and modern innovation. It offers tools, resources, and interactive content for students, professionals, and curious minds to make scientific knowledge accessible and engaging.

Highlights
  • Interactive science and medicine content
  • Tools and resources for learning
  • Blends traditional and modern knowledge
  • Accessible scientific information
  • Engaging learning experience
Features
Read full description

About - Hatra Doctor Hatra Doctor is a cutting-edge mobile application designed to enhance your learning, exploration, and interaction with science and medicine. Inspired by the legacy of Ibn Hayyan, a pioneering figure in chemistry and medicine, our app bridges traditional knowledge with modern innovation. Whether you're a student, professional, or curious mind, Hatra Doctor offers tools, resources, and interactive content tailored to your needs. Our mission is to make scientific knowledge accessible, engaging, and impactful.

About

ClientOS

Features
Read full description

ClientOS is the sales CRM built for fast-moving teams. Capture and claim leads in seconds, log every call, and never let a follow-up slip — from your phone or iPad. Built for sales reps, team leaders, and managers who live in their pipeline, ClientOS keeps your whole book of business one tap away. WORK YOUR PIPELINE ANYWHERE • See every lead by stage, source, and owner at a glance • Open a lead to call, message, log the outcome, and set the next step • Search and filter your pipeline instantly NEVER LOSE A LEAD — THE BUCKETS POOL • New leads land in a shared pool with a live response-time timer • Reps claim leads in one tap; team leaders and managers assign them • Color-coded SLA status shows what needs attention right now FOLLOW-UPS THAT ACTUALLY HAPPEN • Schedule a follow-up in seconds with quick presets (later today, tomorrow, next week…) • A dedicated calendar of what's due today, overdue, and upcoming • Reminders so the next touch never slips CALLS & CONVERSATIONS • Tap to call, then log the outcome without leaving the lead • Keep a full history of calls and notes on every contact • Reach customers on WhatsApp from the same screen NUMBERS YOU CAN TRUST • Sales Live leaderboard — today and month-to-date deals, ranked by rep • Analytics for revenue, conversions, call activity, and lead sources • Team and member reports for managers and owners BUILT FOR TEAMS • Invite teammates, set roles, and manage who can do what • Role-based access for reps, team leaders, managers, and owners • Push notifications keep everyone in sync DESIGNED FOR iPHONE, iPAD & MAC • A focused tab layout on iPhone • A powerful split-view command center on iPad and Mac • Light and dark mode, with full support for English, Arabic, Turkish, Italian, and German Whether you're closing in the field or running the whole floor, ClientOS gives every lead the attention it deserves — and gives you the numbers to prove it. Download ClientOS and turn your pipeline into closed deals.

Screenshots

Hatra Doctor4 screens
ClientOS4 screens

Verdict

The call

The clearest difference is update cadence: ClientOS at every 2 days against Hatra Doctor's every 10 days. Hatra Doctor's advantage is iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Hatra Doctor ships an update every 10 days, ClientOS every 2 days. The most recent releases landed on October 19, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Hatra Doctor versus ClientOS: the parameters behind the verdict, then further details
ParameterHatra DoctorClientOS
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 10 daysEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better17.0
Further details — not scored
Size56 MB6 MB
Age rating4+4+
DeveloperLeraEASY TECHNOLOGY COMPANY FOR CREATING PHONE AND COMPUTER APPLICATIONS LIMITED

In-app purchases

None

Hatra Doctor

No in-app purchases

None

ClientOS

No in-app purchases

Questions

Is Hatra Doctor free?
Hatra Doctor is free to download, with no in-app purchases.
Is ClientOS free?
ClientOS is free to download, with no in-app purchases.
Do Hatra Doctor or ClientOS have ads?
Neither Hatra Doctor nor ClientOS shows ads.
Which is updated more often, Hatra Doctor or ClientOS?
Hatra Doctor ships an update every 10 days, and ClientOS every 2 days. Most recently, Hatra Doctor was updated on October 19, 2026 and ClientOS on October 25, 2026.

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