Runable vs Sealed Letter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Runable
This AI agent researches, plans, and builds digital assets from simple text descriptions. It can create websites, presentations, videos, reports, audio, and more, all within a single application. Users describe their needs in plain language and the AI delivers finished results with no coding required.
- AI-powered content creation
- Website development
- Presentation generation
- Video creation and editing
- Report writing
- Audio and podcast production
- Integration with 3,000+ services
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Runable is the highest-ranked AI general agent in the world, independently verified across four industry standard benchmarks. Describe any task in plain language. Runable researches, plans, builds, and delivers the finished results end to end. One app. One prompt. Done. PROVEN PERFORMANCE — INDEPENDENTLY BENCHMARKED Runable holds state-of-the-art scores on benchmarks that evaluate real-world AI agent capability: GAIA (General AI Assistants): 92.1% — ahead of Genspark (87.8%) and Manus (86.5%) DRACO (Deep Research): 68.3% — surpassing Perplexity Deep Research (67.15%) BrowseComp (OpenAI web navigation): 76% SlidesBench (presentation generation): State-of-the-art WHAT YOU CAN BUILD Websites Full-stack websites with database, payments, authentication, custom domains, and analytics — deployed live in minutes. No coding required. Presentations Professional slide decks from a single prompt. Choose from dozens of premium templates or let the AI design from scratch. Export as PPTX or PDF. Videos Generate and edit videos from text or images. Motion control, multi-shot timelines, and AI-generated audio. Built for social content, explainers, and product demos. Reports Research-grade documents with real citations, data analysis, charts, and polished formatting. Ready to share or present. Audio and Podcasts Text-to-speech, music generation, voice cloning, dubbing, and transcription. Full podcast production in one place. Carousels Swipeable multi-slide posts for Instagram, LinkedIn, and X. Designed and exported in seconds. Spreadsheets Generate or edit Excel and CSV files with formulas, charts, and formatting. Images Text-to-image generation, background removal, upscaling, and region-based editing. HOW IT WORKS 1. Describe what you need in plain language. 2. Runable asks clarifying questions to understand your goal. 3. The AI agent plans, builds, and delivers your result. 4. Review, refine, and export — all within one app. No switching between tools. No learning curves. KEY CAPABILITIES Plan Mode: The agent researches and plans before building. You review every step before execution begins. Memory: Runable remembers your preferences, brand colors, and style across sessions. Agent Skills: Installable workflows that extend the agent with new capabilities and templates. 3,000+ App Integrations: Connect with Slack, Discord, Telegram, Google Workspace, and thousands of other services. Version History: Roll back to any previous version or branch a conversation to explore alternatives. Export Anything: Download as PDF, PPTX, MP4, PNG, XLSX, CSV, or deploy live with a custom domain. WHO USES RUNABLE Founders and entrepreneurs shipping websites, pitch decks, and marketing content fast. Marketing and content teams generating on-brand assets without developer support. Students and educators building presentations, reports, and study materials. Businesses creating internal tools, documentation, and reports at scale. Developers prototyping full-stack applications and automating workflows. REPLACE YOUR ENTIRE TOOL STACK Most professionals pay for five or more separate AI subscriptions — ChatGPT, Canva, Gamma, Lovable, Perplexity, MidJourney, Runway, and others. Runable replaces them all. Users save an average of $129/month by consolidating into a single platform. SECURITY AND PRIVACY All tasks run inside a secure, sandboxed environment. Your data stays private. Runable does not train on your content. Trusted by over 700,000 users worldwide. Terms of Use: https://runable.com/terms-of-service Privacy Policy: https://runable.com/privacy
Sealed Letter
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Write messages now. Share them in the future. Sealed Letter is a private and thoughtful way to write messages, letters, instructions, or important information today, then choose when and how they can be accessed later. It is designed for words that deserve care, privacy, and the right timing. Instead of sending a message immediately, you can prepare it in advance, keep it sealed, and decide who should receive it, when it should become available, and how it can be opened. Whether you’re writing something heartfelt, practical, or important, Sealed Letter helps you stay in control until the moment is right. What you can do with Sealed Letter Write future messages: Create meaningful letters, personal notes, guidance, or important instructions that can be delivered or accessed at a later time. Seal letters until they’re ready: Keep your message private until the access conditions you choose are met. Choose how letters are shared: Let a letter be picked up securely with letter details and a password, or deliver it directly via email or inside the app to a chosen recipient. Schedule access for later: Letters are not available immediately unless you choose them to be. You decide when a letter can become available in the future. Assign trusted people: Choose trusted contacts who can receive letters or help release them when needed. You decide their role and level of access. Stay in control: Your letters remain private and controlled by you. Nothing is shared unless you explicitly choose how and when it should be shared. Intentional by design: Sealed Letter is not a chat app or social network. There are no feeds, public profiles, comments, or replies. It is a quiet space for messages that deserve time and care. Simple and calm experience: Clear language, minimal distractions, and a gentle interface help you focus on what matters most. Sealed Letter gives you a peaceful way to prepare meaningful messages for the future, so the right words can reach the right person at the right time. Privacy Policy: https://www.sealedletter.co/privacy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Sealed Letter at 15.0.0 against Runable's 17.0. On price, update cadence, ads and in-app purchases 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. Runable sells 10 in-app purchases, starting at $5.00 per month and Sealed Letter sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
Runable ships an update every 8 days, Sealed Letter fortnightly. Both last shipped on November 5, 2026.
| Parameter | Runable | Sealed Letter |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (76 ratings) — better | — |
| Positive reviews | 46.9% of reviews | — |
| Number of ratings | 76 — better | — |
| Update frequency | Every 8 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.0.0 — better |
| Further details — not scored | ||
| Size | 73 MB | 30 MB |
| Age rating | 17+ | 4+ |
| Developer | Runable | Continuia |
In-app purchases
Runable
- Runable Basic Monthly$5.001 Month
- Runable Pro Monthly$20.001 Month
- Runable Pro 25 Monthly1 Month trial$24.991 Month
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- Runable Pro 50 Monthly1 Month trial$49.991 Month
- Runable Max Monthly$100.001 Month
- Runable Pro Yerly$179.991 Year
- Runable Topup 15$14.99
- Runable Topup 25$24.99
- Runable Topup 50$49.99
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- Runable Topup 100$99.99
Sealed Letter
- Sealed Letter Subscription$0.991 Month
- Sealed Letter Subscription$9.991 Year









