Blackmount vs Axiom
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blackmount
Capture and organize AI conversations, browser sessions, bookmarks, voice notes, and research. Search your saved content or ask AI questions across it, with source citations. Resume your work seamlessly across devices.
- Save and search AI conversations
- Capture browser tabs and sessions
- Organize bookmarks and research
- Record and transcribe voice notes
- Ask AI questions across saved content
- Resume work across devices
- Source citations for AI answers
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Save your AI chats and research. Search, ask, and resume anywhere. Blackmount helps you capture the work you do across AI conversations, browser sessions, bookmarks, voice notes, and research tabs — then search it or ask AI about it later. Never lose the conversation, source, tab, or note that helped you think through something important. AI CHAT MEMORY - Save and search your AI conversations in one place - Works with supported AI sites such as ChatGPT, Claude, Gemini, Grok, Perplexity, DeepSeek, and Meta AI - View full conversations with markdown formatting - Find useful prompts, answers, code, drafts, and research later - Captured through the Blackmount browser extension with user consent ASK AI - Ask questions across your captured content - Get answers grounded in your saved notes, sessions, voice recordings, and AI chats - Use source citations to trace where an answer came from - Draft follow-up emails, client updates, summaries, and action plans - Dictate questions with voice-to-text SAVE & RESUME RESEARCH - Save open Safari tabs as a session - Add a quick note about what you were working on - Restore your research later from another device or browser - Keep browser sessions, bookmarks, and notes organized by context - Stop losing research when you switch tasks VOICE NOTES - Record voice notes with live transcription - Use Apple’s on-device speech recognition for local recordings - Generate AI summaries from recordings when AI features are enabled - Search voice notes alongside your other captured work HOW IT WORKS 1. Use the Blackmount browser extension to capture AI chats, tabs, bookmarks, and research sessions 2. Save Safari sessions from your iPhone or iPad 3. Add notes or voice recordings when you want extra context 4. Open Blackmount to search, browse, or ask AI about what you captured 5. Resume your work from phone, tablet, browser, or desktop PERFECT FOR - Researchers managing many tabs, sources, and AI conversations - Consultants using AI tools for client work - Students collecting sources and drafts - Developers saving code explanations, docs, and debugging threads - Product managers tracking market and competitor research - Anyone who uses multiple AI tools and wants to find old conversations later WHY BLACKMOUNT - Search across AI chats, browser sessions, bookmarks, notes, and voice recordings - Ask AI questions across the content you captured - Private by default - AI features require explicit consent before data is shared with AI providers - No ads - No selling your data ALSO INCLUDES - Sync across devices - Safari extension for fast tab saves - Share extension from other apps - Dark mode - iPad-optimized layout Free to use. Pro subscription available for unlimited sync and AI credit. Additional AI credit available as an in-app purchase. Terms of Use: https://app.blackmount.ai/terms Privacy Policy: https://app.blackmount.ai/privacy-policy
Axiom
Organize thoughts, media, and archives into a unified cognitive workspace. This AI-powered tool transforms your inputs into structured, searchable insights and creates visual memory reels with AI narration. It offers secure, private data management with local biometric architecture and automated data purging.
- Instant knowledge ingestion (scan, voice, document, paste, AI generation)
- Cinematic memory reels with AI voice-over narration
- Interactive vault chat for data summarization and analysis
- Chronos timeline and knowledge graph visualization
- Local biometric security and data privacy
- Automated data purge option
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Synthesize your life, memories, and knowledge into a powerful digital mind. Welcome to Axiom—your secure, private "Second Brain." Axiom seamlessly organizes your daily thoughts, multi-format media, and private archives into a unified, interactive cognitive workspace. Powered by advanced Large Language Models, Axiom transforms your raw inputs into structured, searchable, and deeply meaningful insights. Whether you want to capture a brilliant business idea, transcribe an interview on the fly, or synthesize an entire week of personal study, Axiom makes it effortless. CORE FEATURES TO ELEVATE YOUR MIND Instant Knowledge Ingestion: Capture data the exact moment inspiration strikes using five lightning-fast pathways: Scan, Voice Note, Document Import (PDF, Text, Word), Paste Text, or AI Generation. Cinematic Memory Reels: Experience your data like never before. Axiom builds stunning visual slideshows out of your archives, layered with high-fidelity, synchronized AI voice-over narration. Download them straight to your camera roll with a single tap. Interactive Vault Chat: Have a direct conversation with your data repository. Instantly ask Axiom to "summarize my week," "draft an article from my meeting notes," or pinpoint deep connections. Chronos Timeline & Knowledge Graph: Step into a visual matrix of your thoughts. Navigate your memory streams using our automated upcoming calendar tracking layout or explore structural visual relationship maps. ENTERPRISE-GRADE PRIVACY & DATA SOVEREIGNTY Axiom is built from the ground up to protect your privacy and guarantee absolute personal sovereignty: Local Biometrics Architecture: Device-level entry gates (Face ID or Passcode fallback) are executed 100% locally on your physical device via Apple’s Secure Enclave. Your biometrics never touch a cloud server. Strict Third-Party AI Compliance: Your uploaded text, voice notes, and media are completely encrypted during internet transit and at rest. Your inputs are never sold to data brokers, never utilized for targeted ads, and are entirely isolated from public baseline AI model training arrays. Automated Purge Vault: Maintain the absolute right to be forgotten. A single tap permanently vaporizes your entire account node, authentication keys, and file archives from cloud servers instantly. Free Tier: Experience the baseline core ecosystem with up to 10 daily upload credits. Creation Engine: Upgrade to access advanced compute pool sizes and comprehensive narrative synthesis engines. Infinite Brain: The ultimate tier. Unlock full multimedia video pipelines, dynamic Text-to-Speech cinematic narrations, visual lookbooks, and native video downloads. Enterprise Nexus: Scaled corporate parameters and dedicated deployment options tailored for organizations. Stop losing tracking coordinates of your thoughts. Download Axiom today and unlock your Infinite SUBSCRIPTION TERMS, PRICE, & LEGAL INFO Axiom offers auto-renewing subscription options to unlock premium AI compute quotas and multimedia workflows: • Creation Engine Monthly: $19.99 per month • Creation Engine Annual: $16.66 per month (Billed annually at $199.99/year) • Infinite Brain Monthly: $49.99 per month • Infinite Brain Annual: $37.50 per month (Billed annually at $449.99/year) - Payment will be charged to your Apple Account at confirmation of purchase. - Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current billing period. - Your account will be charged for renewal within 24 hours prior to the end of the current period. - You can manage or turn off auto-renew in your Apple Account Settings at any time after purchase. LEGAL & COMPLIANCE LINKS: • Privacy Policy: https://gist.githubusercontent.com/mithil1610/0320c20c82ce4059e1cbd337b6cd3d14/raw/2c10d823b798595903bbeae49c4f5335af26cb3e/Privacy%2520Policy.txt • Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Axiom at weekly against Blackmount's fortnightly. Axiom also leads on iOS requirement (15.0 vs 17.0). On price, rating, ratings volume and ads 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. Blackmount sells 2 in-app purchases, starting at $1.99 per month and Axiom sells 4 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Blackmount against 5.0 for Axiom. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Blackmount ships an update fortnightly, Axiom weekly. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.
| Parameter | Blackmount | Axiom |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 82 MB |
| Age rating | 4+ | 4+ |
| Developer | Blackmount.ai Inc | Mithilkumar Shashikant Patel |
Customer experience
Blackmount
Axiom
In-app purchases
Blackmount
- Blackmount Pro$1.991 Month
- AI Credit$0.99
Axiom
- Axiom Creation Engine Monthly$19.991 Month
- Axiom Infinite Brain Monthly$49.991 Month
- Axiom Creation Engine Annual$200.001 Year
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- Axiom Infinite Brain Annual$450.001 Year









