LegaCAE vs CleanMD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LegaCAE
This AI operating system unifies conversations, tools, memory, and reasoning into a single, persistent intelligence. Access multiple AI models and providers through one interface for a continuous cognitive experience. Designed for builders to create unified AI ecosystems.
- Multi-model AI access
- Cloud and local AI provider support
- Continuous memory and context
- Real-time streaming responses
- Personal knowledge capture
- Tool integration
- Cross-device continuity
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LegaCAE One intelligence. Every model. Continuous memory. LegaCAE (Cognitive Autonomous Engineering) is an AI operating system designed to unify conversations, tools, memory, and reasoning into a single persistent intelligence experience. Instead of switching between different AI apps, assistants, and workflows, LegaCAE creates a continuous cognitive layer that can connect multiple models, local and cloud AI providers, personal knowledge, automation systems, and external tools through one interface. Features • Multi-model AI access from a single conversation • Support for cloud and local AI providers • Continuous memory and contextual awareness • Real-time streaming responses • Cognitive Autonomous Engineering (CAE) insights and pattern detection • Personal knowledge capture and Codex management • Tool and MCP integration for expanded capabilities • Cross-device continuity designed for a persistent AI experience • Privacy-first architecture with support for user-controlled AI infrastructure Built Around CAE Cognitive Autonomous Engineering is the practice of continuously improving understanding, decisions, systems, and workflows through feedback, memory, and verification. LegaCAE helps transform isolated conversations into connected intelligence by tracking patterns, preserving context, and creating continuity across time. Designed for Builders Whether you’re creating software, researching ideas, managing projects, documenting knowledge, or building your own AI ecosystem, LegaCAE provides a unified workspace where intelligence becomes persistent rather than temporary. The Vision What if every AI model, device, application, and service felt like the same intelligence? LegaCAE is built to explore that future.
CleanMD
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CleanMD turns PDFs, scans, screenshots, and document images into clean Markdown you can copy, save, or share. Built for people who collect knowledge on iPhone and iPad, CleanMD helps you move source material into note apps and AI tools without turning the workflow into a platform. What you can do: - Import PDFs or images from Files or Photos - Choose Obsidian-ready, AI-ready, or Plain Markdown output - Preview the converted Markdown before exporting - Copy, save, or share Markdown files - Keep recent results locally on your device Privacy-conscious by design: - No account required - No ads - Optional analytics only after your consent - Files are uploaded only when you choose to convert - Converted results stay on this device unless you export them To convert a file, CleanMD uploads it to a secure third-party parsing service. Please do not upload sensitive personal, legal, medical, financial, or confidential documents unless you accept third-party processing. CleanMD is a focused utility for turning static documents into portable Markdown for study, research, writing, and personal knowledge workflows. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: CleanMD at none against LegaCAE's 5. CleanMD also leads on iOS requirement (15.1 vs 17.0). LegaCAE's advantage is update cadence (every 10 days vs monthly). On price, ads 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. LegaCAE sells 4 one-off in-app purchases. CleanMD asks for nothing beyond the download.
LegaCAE ships an update every 10 days, CleanMD monthly. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.
| Parameter | LegaCAE | CleanMD |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 10 days — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPod |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 139 MB | 36 MB |
| Age rating | 17+ | 4+ |
| Developer | Tequan Howell | 袁凯 张 |
In-app purchases
LegaCAE
- 200 Legacy Credits$1.99
- 500 Legacy Credits2 variants$4.99
- 1000 Legacy Credits$9.99
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- 2000 Legacy Credits$19.99
CleanMD
No in-app purchases









