nilGPT vs Optarion
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Optarion
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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
Verdict
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
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.
| Parameter | nilGPT | Optarion |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 4 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 40 MB | 80 MB |
| Age rating | 12+ | 4+ |
| Developer | Nillion | Abdulkarim habib |
In-app purchases
nilGPT
No in-app purchases
Optarion
No in-app purchases









