Comparison

Liquid Apollo vs Reachy's Brain

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Liquid Apollo

Access a wide range of AI language models, both locally on your device and through cloud APIs. This app allows you to chat with open-source models, connect to your own hosted LLMs, or utilize services like OpenRouter for broad model access.

Highlights
  • Local LLM support
  • OpenRouter integration
  • Custom backend connections
  • Private AI chat
  • Access to open-source models
  • Connect to hosted LLMs
Features
Read full description

Chat with private, local AI models, connect to every open source AI, or your own locally-hosted private LLMs. Apollo is your own customizable client for accessing language models from all around the web. Local model support (powered by LEAP, a Liquid AI product): run smaller LLMs privately and securely on-device. OpenRouter support: bring an OpenRouter API key to chat with every model on the web. Just sign in by creating an account over at OpenRouter and paste it in to Apollo to access nearly every model, from open source models like Meta Llama 3, to closed source models like OpenAI’s ChatGPT-4. Custom Backend support: want ChatGPT at home? Run an LLM on your computer with tools like LM Studio or Ollama and connect to it with Apollo to host your own private ChatGPT-like mobile app for your family.

About

Reachy's Brain

Features
Read full description

Reachy transforms your iPhone into a powerful voice interface for the Reachy Mini robot. Combine on-device Apple Intelligence with OpenAI real-time voice technology to create natural, expressive conversations with your robot companion. VOICE FIRST Simply talk to Reachy like you would a friend. Advanced on-device speech recognition captures your words instantly, while Apple Intelligence processes responses locally for maximum privacy. DUAL AI MODES - On-device processing via Apple Intelligence - your conversations stay private - OpenAI real-time voice for natural, fluid conversations with personality - Custom assistants with unique voices and behaviors EXPRESSIVE ANIMATIONS Reachy does not just talk - it emotes. Choose from dozens of head animations including dances, expressions, and gestures that bring your robot to life. CREATE YOUR OWN APPS Build custom robot personalities without coding. Design unique assistants with their own voice, animations, and capabilities - then share them with the community. FULL CONTROL - Virtual joystick for precise head movement - Volume and motor control - Wake and sleep commands - WiFi network management VOICE LIBRARY Pick from multiple high-quality voices. Preview each one and find the perfect personality for your Reachy. REQUIREMENTS - Reachy Mini robot from Pollen Robotics - iPhone 15 Pro or newer (for Apple Intelligence) - iOS 17.0 or later (iOS 18.1 or later for Apple Intelligence features) - Same WiFi network as your robot - OpenAI API key (for voice features) GETTING STARTED 1. Install the iOS Bridge server on your Reachy Mini 2. Connect both devices to the same WiFi network 3. Follow the in-app onboarding to configure your connection 4. Start talking This app is developed independently and is not associated with Pollen Robotics or Hugging Face, the manufacturer of Reachy robots.

Screenshots

Liquid Apollo4 screens
Reachy's Brain4 screens

Verdict

The call

Liquid Apollo and Reachy's Brain are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Liquid Apollo ships an update every 10 days, Reachy's Brain every 2 weeks. The most recent releases landed on October 30, 2026 and October 11, 2026 respectively.

ScorecardNo meaningful differences
Liquid Apollo versus Reachy's Brain: the parameters behind the verdict, then further details
ParameterLiquid ApolloReachy's Brain
PriceFreeFree
Rating4.5 (664 ratings) — better—
Positive reviews68.2% of reviews—
Number of ratings664 — better—
Update frequencyEvery 10 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS18.017.0 — better
Further details — not scored
Size162 MB7 MB
Age rating12+4+
DeveloperLiquid AI, Inc.Brthrs Agency

Bugs and requests

Liquid Apollo

Reported bugs

6 issues
  • Unable to download Liquid Models
  • Deleted locally installed models
  • OpenRouter support crashes the app
  • Voice list doesn't load all available voices
  • Backspace lag leading to unintended text deletion
Show 1 more
  • Inconsistent behavior when using code blocks

Requested features

10 requests
  • Add support for more open-source models (e.g. Gemma 3)
  • Implement image generation and upload functionality
  • Allow scheduling of asynchronous tasks
  • Integrate with Hugging Face model repository
  • Provide built-in prompt library
Show 5 more
  • Add MCP (Multimodal Conversation Protocol) support
  • Enable direct OpenAI API integration
  • Improve voice chat functionality
  • Add option to delete all chat history
  • Implement search and filtering for chat history

Reachy's Brain

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Liquid Apollo

No in-app purchases

None

Reachy's Brain

No in-app purchases

Questions

Is Liquid Apollo free?
Liquid Apollo is free to download, with no in-app purchases.
Is Reachy's Brain free?
Reachy's Brain is free to download, with no in-app purchases.
Do Liquid Apollo or Reachy's Brain have ads?
Neither Liquid Apollo nor Reachy's Brain shows ads.
Which is updated more often, Liquid Apollo or Reachy's Brain?
Liquid Apollo ships an update every 10 days, and Reachy's Brain every 2 weeks. Most recently, Liquid Apollo was updated on October 30, 2026 and Reachy's Brain on October 11, 2026.

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