Letters Chat vs SkyPost
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Letters Chat
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Letters is a minimalist, artistic messenger designed for people who value presence, depth, and privacy in their conversations. It reimagines what it means to send a message. Instead of waiting for a bubble to appear, Letters lets you see every letter your friend types—live, as it happens. There’s no delay, no typing indicator. Just shared moments of expression, unfolding in real time. This is a messenger built not for speed, but for connection. Why Letters Is Different: • Live Typing: See the other person’s message as they type it—letter by letter. It’s like watching thought turn into text. • Mirrored Screens: What you see is exactly what they see. No lags. No mismatched chats. Just one conversation, shared. • Disappearing Messages: Chats fade away after a while, keeping the moment light, clean, and impermanent. • No Account Needed: No signups, no passwords, no personal information. Open the app and start connecting. • Talk to Anyone on the App: No contact list required. If someone else is using Letters, you can chat with them. • Simple and Safe: Block anyone at any time. Only you and the person you’re chatting with can read your messages. Designed with Care: • A calm, ocean-inspired visual theme. • Parallax scrolling and textured paper-like backgrounds. • Serif typography. Privacy Built In: • Messages are safely stored and transmitted using encryption. • No data harvesting, tracking, or selling. • Letters does not collect personal information. No one can read your messages. Why We Built It: Letters is for people who want more from their technology: a quiet, meaningful space to have real conversations. It was born from a belief that communication should feel human—not transactional. One reason I built this was because of a friend from the Deaf community said this is similar to a phone call, and that we must release it. Free, with No Ads: Letters is completely free to use with no ads, no tracking, no catch.
SkyPost
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If thoughts had a physical form, they would be visual postcards drifting across the world map. SkyPost is a romantic, geo-sensory slow-social experience that reimagines the classic "Message in a Bottle" for the digital world. Leave the noisy feeds and swiping fatigue behind. Every DandiSeed sent into the world is a heartfelt postcard created by you—combining original sketches or real-life photography with voice recordings and mindful notes. Simply drop a pin on the map and send your postcard to an unfamiliar friend across the planet. Discover quiet connections with gentle souls across continents. [ KEY FEATURES ] [ Visual Postcard Canvas: Drawings & Photos ] Every dandelion seed requires a visual touch to make it truly personal: - Freehand Doodles & Sketches: Built-in creative canvas to sketch landscapes, doodle feelings, or write handwritten notes. - Real-Life Photos: Upload a captured moment—a quiet sunset, a cozy café, or a travel memory. - Photo + Doodle Overlays: Add hand-drawn doodles and personal handwriting directly on top of your photos. - Voice & Thought Notes: Add an audio recording—ambient sounds, melodies, or late-night thoughts—along with your written message. [ Intuitive Map Pinning: Send Anywhere in the World ] - Drop a Pin to Send: Want to send a postcard to Paris, a quiet alley in Tokyo, or a remote coastline? Tap directly on the map to place your dandelion seed anywhere you dream. - Sensory Exploration Mode: For deeper tactile interaction, breathe into your microphone or use the compass to simulate wind trajectories whenever you wish. [ Map Journey & Distant Discovery ] - World Travel Logs: Watch seeds travel thousands of kilometers with tracked mileage and journey stamps from travelers worldwide. - 10km Pickup Radius: Unlock and pick up seeds landing near your real-world coordinates to reveal their artwork, photos, and voice notes. - Re-blow & Signatures: Add your signature and heartfelt reply, sending the seed forward to its next destination. [ Telescope Space Cruise Mode ] - Arc Carousel Browsing: Browse through nearby seeds smoothly with our spatial dynamic arc carousel. - Synchronized Map Focus: Seamless camera tracking guides your view directly to each seed's coordinates as you browse. [ End-to-End Encrypted Slow Conversations ] - Private Encrypted Chat: Connect directly with seed creators through secure E2EE architecture. - Mindful, Safe Haven: An anonymous, pressure-free sanctuary to vent, journal, and reflect. Pick a destination on the map, craft your drawing or photo postcard, and plant your first seed with SkyPost today. -------------------- [Terms of Use & Privacy Policy] • Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ • Privacy Policy: https://sites.google.com/view/skypost-ios-app/en/privacy-policy
Screenshots
Verdict
The clearest difference is in-app purchases: Letters Chat at none against SkyPost's 2. Letters Chat also leads on device support (3 vs 1) and iOS requirement (11.0 vs 17.0). On price 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. SkyPost sells 2 in-app purchases, starting at $1.99 per month. Letters Chat asks for nothing beyond the download.
| Parameter | Letters Chat | SkyPost |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 8 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 22 MB | 21 MB |
| Age rating | 17+ | 12+ |
| Developer | Mark A Stewart | Jong Min Deng |
In-app purchases
Letters Chat
No in-app purchases
SkyPost
- Monthly$1.991 Month
- Annual$4.991 Year









