Comparison

宏灿RAP vs OpenCat

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

Head to head
About

宏灿RAP

Features
Read full description

此APP为客户提供日常审批、提醒事项、签到等移动办公需求; 上海宏灿信息科技有限公司以实现企事业单位管理高效的最大化为核心,致力于为企事业单位构筑信息化业务的整合平台。

About

OpenCat

This AI utility tool offers seamless integration of advanced AI models into your daily routine on Mac, iPhone, and iPad. It features a user-friendly interface, keyboard extensions for in-app AI access, and Siri/shortcut integration for automation. Supports a wide range of popular AI models and offers team deployment options.

Highlights
  • Support for latest popular AI models
  • Keyboard extensions for in-app AI
  • Realistic voice synthesis
  • Siri and shortcut integration
  • Team deployment with Docker
  • Customizable AI parameters
  • Markdown content rendering
Features
Read full description

Bring AI into every part of your workflow: chat, writing, translation, and search. · Multiple model options — local models, API Key, Cloud subscription, Apple Intelligence · MCP — supports MCP and tool calls · Web search — available on OpenCat Cloud and select providers · System-wide translation — select text in any app for instant AI translation · Content rendering — supports LaTeX formulas, Markdown, and code highlighting · Cross-platform — natively built for Mac, iPhone, and iPad · Data privacy — stored locally, synced across devices via iCloud [Pro Features] · AI Keyboard — invoke AI right in the text field of any app to polish or reply in one step · OpenCat Cloud subscription provides access to all major models [A Variety of Models] · OpenCat Cloud — fast access to leading models · Local models — one-tap download of open-source models for offline use, accelerated by Apple silicon · BYOK — use your own API Key, including Coding Plan · System models — supports Apple Foundation Models [OpenCat Cloud — Ready to Use, No Setup] · No sign-up, zero configuration, all major models supported · 50+ models — ChatGPT, Claude, Gemini, Grok, DeepSeek, GLM, MiniMax, Kimi, Qwen, Doubao, and more, all in one place · Online search supported [System-Level AI Translation] Set OpenCat as your default translation app to translate selected text directly in Safari, Mail, Notes, and any other app. Powered by large language models, translations are natural and fluent — far superior to traditional translation engines. [Local Models, Offline Inference] · One-tap download — popular open-source models like Llama, Qwen, and Gemma · Apple silicon acceleration — built on Apple's official MLX framework, fully leveraging GPU performance for fast, energy-efficient inference · Fully offline — works without internet, conversation data never leaves your device [Use Your Own API Key] · 25+ providers supported — OpenAI, Claude, Gemini, DeepSeek, Kimi, Qwen, Doubao, ERNIE, and more [Contact Us] Email: support@dreamoon.ai Terms of Use https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy & Third-party AI Service Privacy Policy https://opencat.app/privacy

Screenshots

宏灿RAP4 screens
OpenCat4 screens

Verdict

The call

The clearest difference is in-app purchases: 宏灿RAP at none against OpenCat's 4. 宏灿RAP also leads on iOS requirement (12.0 vs 17.0). OpenCat's advantage is update cadence (weekly vs every 5 weeks). On price, ads and device support 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. OpenCat sells 4 in-app purchases, starting at $3.99 per month. 宏灿RAP asks for nothing beyond the download.

UpkeepUpdate frequency

宏灿RAP ships an update every 5 weeks, OpenCat weekly. The most recent releases landed on October 4, 2026 and October 21, 2026 respectively.

Scorecard3 real differences · 7 level
宏灿RAP versus OpenCat: the parameters behind the verdict, then further details
Parameter宏灿RAPOpenCat
PriceFreeFree
Rating—4.6 (847 ratings) — better
Positive reviews—64.6% of reviews
Number of ratings—847 — better
Update frequencyEvery 5 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad, Mac — better
Requires iOS12.0 — better17.0
Further details — not scored
Size55 MB96 MB
Age rating4+17+
Developer上海宏灿信息科技股份有限公司Early Moon, LLC

Bugs and requests

宏灿RAP

Not enough reviews yet to summarise bugs or requests.

OpenCat

Reported bugs

6 issues
  • Streaming response disruptions
  • Disappearing API key input fields
  • Inconsistent Markdown rendering
  • Keyboard extension not working as expected
  • Sync issues between devices
Show 1 more
  • Crashes and freezes when handling large inputs

Requested features

7 requests
  • Support for more AI models (e.g., Ollama, Groq)
  • Markdown rendering for chat responses
  • Ability to upload images and files
  • Customizable keyboard extensions
  • Background task support for long-running queries
Show 2 more
  • Prompt library and sharing functionality
  • Integration with other productivity apps (e.g., Shortcuts)

In-app purchases

None

宏灿RAP

No in-app purchases

4 purchases

OpenCat

Subscriptions2
  • Cloud AI3 Days trial$3.991 Month
  • Cloud AI$24.991 Year
One-time2
  • Tokens Package$5.99
  • OpenCat Pro$9.99

Questions

Is 宏灿RAP free?
宏灿RAP is free to download, with no in-app purchases.
Is OpenCat free?
OpenCat is free to download, with in-app purchases available.
Do 宏灿RAP or OpenCat have ads?
Neither 宏灿RAP nor OpenCat shows ads.
Which is updated more often, 宏灿RAP or OpenCat?
宏灿RAP ships an update every 5 weeks, and OpenCat weekly. Most recently, 宏灿RAP was updated on October 4, 2026 and OpenCat on October 21, 2026.

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