Liquid Apollo vs Pebble Core
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Local LLM support
- OpenRouter integration
- Custom backend connections
- Private AI chat
- Access to open-source models
- Connect to hosted LLMs
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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.
Pebble Core
Manage your smartwatch, customize settings, and explore a variety of watchfaces and apps. Sync health data, control notifications, and update firmware. Supports a wide range of smartwatch models.
- Bluetooth pairing
- Watchface and app gallery
- Firmware updates
- Notification control
- Health data sync
- Developer tools
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Pebble Core is the official iPhone app for managing your Pebble smartwatch, Pebble Index 01 ring and other Core Devices products. Pair your watch and/or ring, customize your settings, and discover a growing ecosystem of watchfaces, apps, and tools designed for your device. Features include: • Bluetooth pairing and reconnection • Watchface and app gallery browsing • Firmware updates and bug reporting • Notification control and preferences • Health data sync (steps, sleep, heart rate*) • Developer tools for sideloading and debugging This app supports all Core Devices smartwatches (Pebble 2 Duo, Pebble Time 2, Pebble Round 2), Pebble Index 01 ring, and older Pebble models (Pebble, Pebble Steel, Pebble Time, Time Steel, Time Round, and Pebble 2) Built for long battery life, fast sync, and full compatibility. This app is open source - https://github.com/coredevices/mobileapp.
Screenshots
Verdict
The clearest difference is ratings volume: Liquid Apollo at 599 against Pebble Core's 68. Pebble Core's advantage is iOS requirement (15.6 vs 18.0). On price, rating, review sentiment and update cadence 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.5 for Liquid Apollo against 4.4 for Pebble Core. That said, the two scores are not equally well evidenced: Liquid Apollo has 599 ratings behind it against 68, so its average is the more settled of the two. Written reviews split almost evenly too, at 68% and 68% positive.
Both ship on a similar rhythm, roughly every 11 days. The most recent releases landed on September 22, 2026 and September 19, 2026 respectively.
| Parameter | Liquid Apollo | Pebble Core |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (599 ratings) — better | 4.4 (68 ratings) |
| Positive reviews | 68.5% of reviews — better | 68.3% of reviews |
| Number of ratings | 599 — better | 68 |
| Update frequency | Every 11 days | Every 11 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, Mac — better | iPhone, iPod |
| Requires iOS | 18.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 150 MB | 158 MB |
| Age rating | 12+ | 12+ |
| Developer | Liquid AI, Inc. | Core Devices LLC |
Customer experience
Liquid Apollo
Pebble Core
User reviews
Liquid Apollo
From 599 App Store ratingsWhat we love
- 🚀 Great app
- 🚀 Works well with OpenRouter
- 🚀 Excellent for running local models
- 🚀 Convenient one-time purchase
- 🚀 Clean and intuitive UI
Room to improve
- 🐛 Crashes frequently
- 🐛 Glitches when editing messages
- 🐛 Inconsistent message formatting
- 🐛 Slow performance with larger conversations
- 🔒 Unable to disable app transport security
Pebble Core
From 68 App Store ratingsWhat we love
- 🚀 Usable for basic functionality
- 👍 Works great
- 👍 No issues since installing
- 👍 Supports legacy Pebble watches
- 👍 Excited for the future
Room to improve
- 🔒 Requires restrictive Rebble login
- 🔒 Violates privacy
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
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- 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
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- 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
Pebble Core
Reported bugs
1 issue- None mentioned
Requested features
1 request- Standard email registration option
In-app purchases
Liquid Apollo
No in-app purchases
Pebble Core
No in-app purchases
Questions
Is Liquid Apollo free?
Is Pebble Core free?
Which has better reviews, Liquid Apollo or Pebble Core?
Do Liquid Apollo or Pebble Core have ads?
Which is updated more often, Liquid Apollo or Pebble Core?
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