MarkRender vs Locka
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MarkRender
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Instant Conversion Magic Copy any markdown text and watch it auto-convert into polished, style-rich images. Perfect for code snippets, lists, quotes, and documentation. Share-Worthy Results Export crystal-clear HD images optimized for Instagram, Twitter, blogs, or PDF reports. Includes dark/light mode outputs. Smart Formatting AI Our engine automatically detects code blocks, tables, and headers, applying perfect syntax highlighting and spacing. Cross-Platform Ready Save to Photos, share directly to 30+ apps, or drag-drop into Figma/Canva. Supports iOS Share Sheet for ultimate workflow speed. Privacy First Zero data collection. Your content never leaves your device. Why Users Love It • 3-tap workflow saves hours of design time • Makes technical content social-media friendly • Essential tool for developers, writers & educators New Features • Font size and color customization • Adjustable image background colors • Diverse font library options
Locka
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Locka is a private vault for your photos, videos, PDFs and diary, with a private browser built in. No account. No cloud. Everything stays on your device, behind a passcode only you know. Store as much as you like, free. SAVE STRAIGHT INTO YOUR VAULT - Save photos and videos from the web straight into a private album - Take a photo or record a video inside Locka. It never reaches your Photos library - Import from Photos, then delete the originals in the same step - Move files from your computer with Wi-Fi Transfer (Pro) A VAULT THAT'S TRULY PRIVATE - Unlimited photos, videos and PDFs, sorted into albums and folders - Locks the moment you leave the app, or with a quick swipe up - No account and no cloud. Your files never leave your device PRIVATE BROWSER - Bookmarks, history and tabs stay locked inside Locka, never in Safari - Download videos and files straight into your albums - Block ads, banners and redirects (Pro) DECOY MODE AND FACE-DOWN KILL (PRO+) - Decoy passcode: a second passcode opens a separate, harmless vault - Face-Down Kill: turn your phone face down and Locka closes instantly DIARY, AI STORIES AND AI CHAT - A private diary for your thoughts, secrets and dreams - Turn your entries into stories with AI - Create chats with your own characters and let AI write the replies - AI features run on your own API key (OpenRouter, Mistral or any OpenAI-compatible service) FREE, PRO AND PRO+ Locka is free with unlimited storage, and shows ads. Pro removes all ads and adds the browser's ad blocking, Save All Images, Wi-Fi Transfer, backups and advanced AI story tools. Pro+ adds Decoy Mode and Face-Down Kill on top. Both are one-time purchases. No subscription. YOUR PRIVACY, YOUR RULES We can't see your files, and neither can anyone else. Your content is stored on your device, not on our servers.
Screenshots
Verdict
The clearest difference is price: Locka at Free against MarkRender's $0.99. Locka also leads on update cadence (every 2 days vs every 2 weeks). MarkRender's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement 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
Locka is free to download; MarkRender costs $0.99 up front. Locka sells 3 one-off in-app purchases. MarkRender asks for nothing beyond the download.
MarkRender ships an update every 2 weeks, Locka every 2 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | MarkRender | Locka |
|---|---|---|
| Price | $0.99 | Free — better |
| Update frequency | Every 2 weeks | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 3 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Beiing Stag Beetle Technology Co., Ltd. | Thanapat Tuttananurut |
In-app purchases
MarkRender
No in-app purchases
Locka
- Locka Pro$9.99
- Pro+ Upgrade$9.99
- Locka Pro+$19.99









