Echoes vs Castle Bravo
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Echoes
Engage in a real-time murder mystery through your phone. Investigate a disappearance by interacting with characters via chat, calls, and video, making choices that shape the narrative. Uncover clues through news feeds and an investigation board.
- Real-time chat and messaging gameplay
- Branching narrative based on player choices
- Investigative tools like a digital board
- Live news feed integration
- Multi-language support
- Audio and video call sequences
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A stranger adds you to a group chat by mistake. Or was it a mistake? Echoes is an interactive murder-mystery thriller where you're pulled into a crime through your phone. Set in India, the story unfolds through group chats, private messages, phone calls, and video calls — all happening in real time on your screen. Aarav, a film student, has vanished. His closest friends are desperate for answers, and somehow your number ended up in their group. Now you're caught between suspects who all have something to hide. PLAY DETECTIVE FROM YOUR PHONE Investigate the disappearance through realistic chat conversations. Read between the lines, question suspects, and piece together what happened to Aarav. EVERY CHOICE MATTERS Your decisions shape relationships with each character. Build trust or raise suspicion. The story branches based on what you say, who you believe, and what you reveal. FOLLOW THE NEWS A local news feed runs alongside the case. Jump into live comment threads, spar with journalist Priya Nair, and dig up sidestories and clues the official story leaves out. NOW IN 6 LANGUAGES Play in English, Português (Brasil), Français, Español, Deutsch, or Italiano — full dialogue, not just menus, reviewed line by line by native speakers. IMMERSIVE FEATURES - Live audio and video call sequences that put you in the moment - Subtitles on video calls, with a CC toggle you control - A digital investigation board to connect evidence and track leads - Voice clone technology that puts YOUR voice into the story - Atmospheric soundtrack and cinematic storytelling DESIGNED TO FEEL REAL Every notification, every typing indicator, every read receipt — Echoes blurs the line between game and reality. The characters feel alive because they respond to you, not at you. Episodes 1 through 6 are available now. New episodes coming soon. Download Echoes. Read the messages. Trust no one.
Castle Bravo
Experience a conspiracy thriller where characters text you, send multimedia, and react to your free-form responses. This interactive story blends declassified nuclear test records with immersive fiction, allowing your conversations to shape the narrative and relationships.
- Interactive story told through messages
- Open-ended responses for real conversations
- Multimedia messages (voice, photos, files)
- Based on real declassified events
- Build relationships through dialogue
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It all starts with a message. Behind it: a 1954 nuclear test, a frequency we're all hearing without knowing it, and a silent colonization that has been advancing for decades with no one to stop it. A CONSPIRACY THRILLER IN YOUR MESSENGER Castle Bravo is an interactive story where characters text you, send you voice messages, photos, and files. The story combines declassified nuclear test records with interactive fiction. YOU WRITE IN YOUR OWN WORDS You write freely to the characters instead of choosing preset responses. They react to what you say, and each conversation builds a different relationship: who you trust, what you share, how far you go. An authentic, immersive experience where the way you talk is part of the game. FEATURES - Mystery and conspiracy game told through messages - Open-ended responses: real conversations with the characters - Voice messages, photos, files, and documents sent straight to your phone - Based on real events
Screenshots
Verdict
The clearest difference is in-app purchases: Castle Bravo at none against Echoes's 5. Castle Bravo also leads on update cadence (every 2 weeks vs monthly). Echoes's advantage is ads (none vs shown) and review sentiment (50% vs 33%). On price, 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
Both are free to download. Echoes sells 5 one-off in-app purchases. Castle Bravo asks for nothing beyond the download.
Echoes ships an update monthly, Castle Bravo every 2 weeks. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.
| Parameter | Echoes | Castle Bravo |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews — better | 33.3% of reviews |
| Number of ratings | 5 — better | — |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 285 MB | 15 MB |
| Age rating | 12+ | 17+ |
| Developer | Anubhav Sahu | Blyts |
Customer experience
Echoes
Castle Bravo
In-app purchases
Echoes
- Media and Premium choices Pack$1.99
- Voice Re-record$1.99
- Voice Pack$2.99
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- AI Chat Access$2.99
- Premium Pass$6.99
Castle Bravo
No in-app purchases









