Aether vs Keep Secret
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Aether
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Aether turns every link you save into structured knowledge. Drop any URL — YouTube videos, Instagram posts, articles, research papers, blog posts — and AI automatically extracts, transcribes, analyzes, and summarizes the content into your personal searchable vault. HOW IT WORKS: 1. Share a link from any app (YouTube, Instagram, Safari, Chrome) 2. AI extracts content — transcribes videos, OCRs images, scrapes articles 3. Get rich AI-generated summaries with key insights and entities 4. Search your entire vault by meaning, not just keywords KEY FEATURES: • Instant Capture — Share from any app via iOS Share Extension • YouTube Transcription — Gemini AI transcribes video audio • Instagram Vision — AI analyzes carousel images with OCR • AI Summaries — Claude generates structured insights • Semantic Search — Find anything by meaning using vector embeddings • Auto-Labels — Content auto-organized by source (YouTube, Instagram, GitHub, etc.) • Bilingual — Full English and Turkish language support • Dark Mode — Beautiful obsidian dark interface SUPPORTED SOURCES: YouTube, Instagram, Twitter/X, Reddit, GitHub, Medium, Wikipedia, arXiv, Stack Overflow, Hacker News, and any web page. Your knowledge, always searchable, always yours.
Keep Secret
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Unlock the Power of AI - Anywhere, Anytime, Privately. Experience the next generation of artificial intelligence with Keep Secret, the ultimate offline AI assistant. Built for privacy-conscious users, our app runs powerful LLMs (Large Language Models) directly on your device. No internet connection, no cloud servers, and no tracking—just pure intelligence in your pocket. Why Choose Keep Secret? * 100% Offline: Chat with advanced AI models even in airplane mode. Whether you're in a remote area or just want to save data, your AI is always ready. * Total Privacy: Your data never leaves your phone. Conversations, images, and voice notes are stored securely on device using local encryption. * Visual Intelligence (Vision): Beyond text—attach images, analyze screenshots, or ask questions about photos, all without an internet connection. * Voice-to-Text (Whisper): Send voice messages and watch them transcribe instantly using state-of-the-art on-device speech recognition. * Deep Reasoning Mode: Switch to "Thinking" mode for complex problem-solving and step-by-step logic. * Customizable Library: Choose from a variety of optimized models like LFM and Qwen to suit your performance and accuracy needs. Core Features at a Glance: * Modern UI: Beautifully designed Light and Dark themes with smooth animations. * Local History: Organized chat sessions saved locally for quick access. * Performance Focused: Optimized to run efficiently on mobile hardware without draining your battery. * No Hidden Subscriptions: Download your models and enjoy limitless chat for free. Whether you're a traveler, a researcher, or someone who values digital sovereignty, Keep Secret provides a secure environment to brainstorm, learn, and create. Download Keep Secret today and take control of your AI experience.
Screenshots
Verdict
Aether and Keep Secret are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | Aether | Keep Secret |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.1 |
| Further details — not scored | ||
| Size | 18 MB | 69 MB |
| Age rating | 4+ | 4+ |
| Developer | Critical Dynamics OU | Abdul Manan |
In-app purchases
Aether
No in-app purchases
Keep Secret
No in-app purchases









