Comparison

Chatbox vs fullmoon

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

Head to head
About

Chatbox

This application acts as a universal client, connecting you to leading AI models across various devices. It offers features like code assistance, image generation, and smart file understanding, all while prioritizing local data storage for privacy.

Highlights
  • Connect to multiple AI models
  • Analyze documents, images, and code
  • AI-powered code generation and optimization
  • Text-to-image generation
  • Local data storage for privacy
  • Cross-device synchronization
Features
Read full description

Harness the power of the world's most advanced AI models right on your phone! An all-in-one AI client that's ready to use right out of the box — no complex configuration needed. Core Features: - Seamlessly Connect Global AI Models Access ChatGPT, Claude, Gemini, and other leading AI models worldwide. Regardless of which model you prefer, Chatbox lets you integrate them seamlessly. Flexibly configure your own model services, switch freely, and maintain full control — one app for all your AI needs. - Intelligent Document Understanding Upload PDFs, Excel sheets, images, and more. AI instantly extracts, analyzes, and summarizes your content with precision. Whether it's reading research papers, reviewing contracts, analyzing reports, or identifying objects in images — complex documents become easy to work with. - Real-Time Web Search Built-in web search capability enables AI to access breaking news, trending information, market data, and academic insights in real time. Say goodbye to outdated training data and get the latest, most accurate answers. Track technology trends, get current news commentary, or access real-time data — all with a single question. - Powerful Complex Format Rendering Support for HTML web previews, LaTeX mathematical formulas, and Markdown rich text. Whether it's AI-generated interactive pages, complex scientific formulas, structured notes, or code snippets — everything is rendered with professional-grade precision instantly. - AI Image Generation Powerful image generation at your fingertips. Describe what you want, and instantly create high-quality illustrations, design sketches, and creative posters. Spark inspiration, accelerate creation, and bring every idea to life. What Chatbox can help you: - Students & Researchers → Read papers, write formulas, render LaTeX, search literature in real time — academic productivity on steroids - Professionals → Analyze documents, generate reports, track industry trends — your second brain at work - Creative Minds → Brainstorm ideas, generate images, refine copy, leverage trending topics — endless inspiration - AI Enthusiasts → Experience multiple models in one place, explore AI frontiers with ease Our Privacy Commitment: We prioritize your data security above all else. All your information and conversation history are securely stored locally on your device by default, ensuring you maintain complete control over your privacy.

About

fullmoon

This app provides a private and offline way to interact with local large language models. It runs models directly on your device, optimized for Apple silicon, and is available across multiple Apple platforms. Personalize your experience and integrate with other apps via Shortcuts.

Highlights
  • Private LLM chat
  • Fully offline operation
  • On-device model execution
  • Cross-platform Apple support
  • Customizable themes and fonts
  • Shortcut integration
Read full description

the simplest way to use private LLMs: works fully offline and private when you don’t have internet. runs models on-device optimized for Apple silicon. works on every platform: iOS, iPadOS, macOS, visionOS personalize: adjust the theme, fonts, and system prompt in the app. Shortcut: chat with fullmoon or get an output from a local model to use with other actions. free, open source, private.

Screenshots

Chatbox4 screens
fullmoon4 screens

Verdict

The call

The clearest difference is ratings volume: Chatbox at 619 against fullmoon's 100. fullmoon's advantage is device support (4 vs 2). 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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

Chatbox holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Chatbox has 619 ratings behind it against 100, so its average is the more settled of the two. Written reviews split almost evenly too, at 78% and 78% positive.

UpkeepUpdate frequency

Chatbox ships an update weekly, fullmoon every 10 days. The most recent releases landed on September 23, 2026 and August 11, 2026 respectively.

Scorecard2 real differences · 8 level
Chatbox versus fullmoon: the parameters behind the verdict, then further details
ParameterChatboxfullmoon
PriceFreeFree
Rating4.6 (619 ratings) — better4.4 (100 ratings)
Positive reviews77.9% of reviews — better77.8% of reviews
Number of ratings619 — better100
Update frequencyWeekly — betterEvery 10 days
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, Mac, Vision Pro — better
Requires iOS16.0 — better17.6
Further details — not scored
Size48 MB30 MB
Age rating17+17+
Developer2.5 HK LIMITEDMainframe Computer, Inc.

Customer experience

Chatbox

All ratings619 ratings
Positive90.3%
Neutral3.1%
Negative6.6%
Written reviews276 reviews
Positive77.9%
Neutral10.9%
Negative11.2%

fullmoon

All ratings100 ratings
Positive86.0%
Neutral3.0%
Negative11.0%
Written reviews81 reviews
Positive77.8%
Neutral4.9%
Negative17.3%

User reviews

Chatbox

From 619 App Store ratings

What we love

  • 👍 Good customization options
  • 🚀 Works well with local LLMs
  • 💡 Supports multiple API formats
  • 🔒 Privacy-focused (account-free)

Room to improve

  • 🐛 Local network access issues on iOS
  • 🐛 Compatibility problems with older iOS versions
  • 🐛 Streaming response issues
  • 🐛 UI/UX not optimized for mobile

fullmoon

From 100 App Store ratings

What we love

  • 🚀 Fast and efficient
  • 🔒 Offline usage
  • 👍 Clean and polished interface
  • 👍 Works on older devices
  • 👍 Friendly for less tech-savvy users

Room to improve

  • 🐛 Compatibility issues
  • 🐛 Downloading/installing models can be slow
  • 🐛 Responses can be inaccurate or incomplete
  • 🐛 App crashes when using certain features

Bugs and requests

Chatbox

Reported bugs

4 issues
  • Cannot select Ollama models
  • Custom API URL connections failing
  • Live scrolling issues during streaming
  • Proxy settings not working on mobile

Requested features

4 requests
  • Add support for local Ollama models
  • Improve organization features (folders, projects, etc.)
  • Implement iCloud syncing
  • Add Chinese language support

fullmoon

Reported bugs

2 issues
  • Incompatibility with iPhone SE2 and iPad Pro Gen3 despite supporting Metal 3
  • Deepseek models not working on some devices

Requested features

6 requests
  • Add support for saving/copying full chat conversations
  • Expand functionality through Shortcuts integration
  • Provide more advanced language models
  • Allow users to remove/delete downloaded models
  • Add support for attaching files and images
Show 1 more
  • Implement voice mode and customizable AI models

In-app purchases

None

Chatbox

No in-app purchases

None

fullmoon

No in-app purchases

Questions

Is Chatbox free?
Chatbox is free to download, with no in-app purchases.
Is fullmoon free?
fullmoon is free to download, with no in-app purchases.
Which has better reviews, Chatbox or fullmoon?
Chatbox is rated higher. Chatbox averages 4.6 out of 5 from 619 ratings, while fullmoon averages 4.4 from 100 ratings.
Do Chatbox or fullmoon have ads?
Neither Chatbox nor fullmoon shows ads.
Which is updated more often, Chatbox or fullmoon?
Chatbox ships an update weekly, and fullmoon every 10 days. Most recently, Chatbox was updated on September 23, 2026 and fullmoon on August 11, 2026.

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