Comparison

nilGPT vs Optarion

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

Head to head
About

nilGPT

This AI chat companion prioritizes your privacy with end-to-end encryption and secure hardware enclaves. It offers various modes like wellness and personal assistance, providing a confidential space for your thoughts and concerns.

Highlights
  • Private and secure AI chat
  • Encrypted chat data
  • AI runs in secure hardware enclaves
  • Multiple AI modes (wellness, personal assistant)
  • Confidential conversations
  • Mobile-based chat experience
Features
Read full description

nilGPT is your private, secure AI chat companion built to keep your personal conversations truly confidential. With nilGPT: - Your chat data is encrypted and split across multiple nodes, so no single server can see the full content. - The AI runs inside secure hardware enclaves, meaning even the service provider cannot access your queries or history. - You get access to multiple modes - like wellness assistant, personal assistant and companion - for a versatile chat experience without compromising privacy. All of this available as a mobile-based chat, letting you engage in judgement-free conversations, whether you’re dealing with emotional issues, relationship concerns, or simply want a private space to think out loud.

About

Optarion

Features
Read full description

Optarion is an advanced AI workspace designed to help you think, create, and execute faster using multiple AI models in one place. With Optarion, you can switch between powerful AI models, manage conversations, and organize your work inside a smart workspace environment built for productivity.. Key Features: - Multi AI Models: Use different AI models based on your needs - Smart Workspace: Organize chats, tasks, and ideas in one place - Fast AI Chat: Get instant, high-quality responses - Clean & Modern UI: Designed for focus and efficiency - Secure Experience: Your data stays private and protected Whether you're brainstorming ideas, writing content, or solving problems, Optarion gives you the tools to do it all in one intelligent workspace. Terms of Use: https://optarion.web.app/eula-index.html Privacy Policy: https://optarion.web.app/privacy-policy-index.html

Screenshots

nilGPT2 screens
Optarion4 screens

Verdict

The call

The clearest difference is update cadence: Optarion at every 9 days against nilGPT's every 4 months. 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

nilGPT ships an update every 4 months, Optarion every 9 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
nilGPT versus Optarion: the parameters behind the verdict, then further details
ParameternilGPTOptarion
PriceFreeFree
Rating3.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 4 monthsEvery 9 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.115.0 — better
Further details — not scored
Size40 MB80 MB
Age rating12+4+
DeveloperNillionAbdulkarim habib

In-app purchases

None

nilGPT

No in-app purchases

None

Optarion

No in-app purchases

Questions

Is nilGPT free?
nilGPT is free to download, with no in-app purchases.
Is Optarion free?
Optarion is free to download, with no in-app purchases.
Do nilGPT or Optarion have ads?
Neither nilGPT nor Optarion shows ads.
Which is updated more often, nilGPT or Optarion?
nilGPT ships an update every 4 months, and Optarion every 9 days. Most recently, nilGPT was updated on November 5, 2026 and Optarion on October 31, 2026.

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