Post With AI vs DriveFlash
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Post With AI
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Your voice. Your AI. Everywhere you write. Post With AI is a local-first writing studio and custom iPhone keyboard that helps your words sound clearer, stronger, and unmistakably yours. WRITE IN YOUR VOICE Create a personal Voice Profile with your tone, style, audience, and writing rules. Post With AI uses that context when shaping your words. WORK ANYWHERE Use the custom keyboard in social apps, notes, messages, email, and anywhere else you type. Rewrite, proofread, sharpen a hook, shorten a draft, or adapt it for a platform without leaving the app you are using. A STUDIO FOR BETTER DRAFTS Draft and refine longer ideas inside Studio, compare changes, undo or redo edits, and share when the words feel right. PLATFORM-AWARE WRITING Choose profiles for X, LinkedIn, Instagram, Facebook, Threads, Bluesky, Reddit, and more. Each profile guides structure and tone without posting on your behalf. PRIVATE BY DESIGN Writing, Voice Profiles, and preferences remain on your device and in your private App Group container. There is no Post With AI account, backend, social login, scheduling service, or server-side storage. AI writing uses Apple’s on-device Foundation Models on supported devices. FREE, PRO, OR LIFETIME Free includes 15 successful AI edits each month. Pro Annual and Lifetime unlock unlimited AI editing. Keyboard typing always remains available. Post With AI helps creators, founders, professionals, and anyone with something worth saying write with more confidence—without becoming generic AI. TERMS OF USE Post With AI uses Apple’s standard Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
DriveFlash
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【Your Cloud Drive Now Answers You.】 DriveFlash is an AI-powered personal knowledge management assistant. Transform your scattered cloud drive documents into an intelligent knowledge base you can chat with and query anytime. Two Login Options, Your Choice Sign in with Apple: Your knowledge stays in iCloud Drive, completely private Google Sign-in: Your knowledge stays in Google Drive, synced across platforms Both methods offer identical functionality—use either one to access all AI features. Ask Your Documents Directly RAG Smart Q&A (vector search + Gemini AI) with three-layer intelligent retrieval (Wiki index → vector similarity → keyword matching). AI answers come with clickable source document links and related topic suggestions. Convert Multiple Content Sources to Notes in One Click YouTube videos, Podcasts, web articles, PDFs (including scans), eBooks (EPUB/DOCX), photos (OCR), audio files—9 built-in analysis modes + custom modes: Detailed summary, study notes, meeting minutes, academic seminar User manuals, knowledge extraction, eBook quick-read Convert to Markdown, transcript organization Custom analysis mode (add your own prompts to process source content) Auto-Generate Knowledge Reports AI daily/weekly/monthly reports automatically organize and review your newly added content and knowledge direction. Meeting Todos → Reminders Automatically extract action items from meeting notes and add them to iOS Reminders app in one click, with bidirectional deep links for seamless navigation. Learning Verification + Course System Quiz: Daily/weekly/monthly tests auto-generated from your knowledge base Lesson: AI-generated short course cards to refresh your memory Learning reminders to help you maintain momentum AI Assistant Built-in "Prompt Architect" with one-click professional templates Custom prompts: add, edit, delete personalized templates Multi-file attachment support with content persisting across conversations Privacy First No proprietary servers: data flows directly between your device and cloud API keys encrypted in Keychain, never uploaded to any server 【Key Features】 RAG smart Q&A + source attribution AI daily/weekly/monthly reports Cloud drive folder browsing Full-text search + vector search 9 built-in analysis modes (detailed summary / study notes / convert to Markdown / meeting minutes / academic seminar / user manual / knowledge extraction / eBook quick-read / transcript organization) EPUB / DOCX eBook parsing YouTube / Podcast subtitle extraction and analysis Learning verification Quiz + Lesson cards Meeting todos → iOS Reminders integration 5 languages (Traditional Chinese / Simplified Chinese / English / Japanese / Korean) Completely free, with optional developer support 【Prerequisites】 Apple ID or Google Account (one or the other) Gemini API key (free signup at aistudio.google.com) 【Minimum System Requirements】 iPhone: iOS 26.2 or later iPad: iPadOS 26.2 or later (Required to access iOS 26 exclusive APIs like Apple SpeechAnalyzer and NLContextualEmbedding)
Screenshots
Verdict
The clearest difference is ads: Post With AI at none against DriveFlash's shown. Post With AI also leads on iOS requirement (17.0 vs 26.2). DriveFlash's advantage is update cadence (every 3 weeks vs every 16 months). On price, 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. Post With AI sells 4 in-app purchases, starting at $4.99 per month and DriveFlash sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Post With AI ships an update every 16 months, DriveFlash every 3 weeks. Both last shipped on October 28, 2026.
| Parameter | Post With AI | DriveFlash |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 16 months | Every 3 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 5 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | AudioBitts Inc | MING HWA LEE |
In-app purchases
Post With AI
- Essential Monthly Subscription$4.991 Month
- Monthly Premium Subscription$9.991 Month
- Essential Yearly Subscription$35.991 Year
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- Premium Yearly Subscription$71.991 Year
DriveFlash
- Buy Me a Coffee$2.99









