Comparison

ReactorAI vs Plain AI

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

Head to head
About

ReactorAI

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ReactorAI is a unified AI workspace built for creators, developers, and learners. This release introduces a modern interface, enhanced agentic behavior, and seamless support for both Gemini,OpenAi and Ollama models. Work with local models through Ollama or connect to cloud models instantly. ReactorAI’s Thinking Mode lets you watch step-by-step reasoning, making complex tasks easier and more transparent. The redesigned chat workspace offers faster streaming, smoother navigation, organized sessions, and powerful customization through per-session system prompts. Vision models are also supported, allowing you to upload and analyze images directly inside the app. Key Features: β€’ Modern, refined interface β€’ Smarter agentic reasoning with Thinking Mode β€’ Supports Ollama (local & cloud) and Gemini models β€’ Fast, real-time streaming β€’ Image understanding with vision models β€’ Organized session history with search, rename, and backup options β€’ Customizable model behavior per session β€’ Full English & Arabic interface β€’ Privacy-first for local models ReactorAI brings all your AI tools together in one intelligent, beautifully designed workspace β€” one app for every model.

About

Plain AI

Features
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Plain AI is a simple, straightforward AI chat app that runs entirely on your device. All conversations are private and processed locally without any internet connection. Key Features β€’ Multiple AI Models: Choose from Llama 3.2 (1B and 3B), Qwen 3.1 1.7B, Gemma 2 2B, or Apple Foundation Models β€’ Complete Privacy: All processing happens on your device - no data is sent to servers β€’ Customizable Parameters: Adjust temperature and top-p settings to control response creativity and diversity β€’ Offline First: Works without internet after initial model download β€’ Clean Interface: Simple, distraction-free chat experience Supported Models β€’ Apple Foundation Models (iOS 26+, no download required) β€’ Llama 3.2 1B (fast and efficient for basic tasks) β€’ Llama 3.2 3B (balanced speed and quality) β€’ Qwen 3.1 1.7B (multilingual support) β€’ Gemma 2 2B (safe and reliable responses) Privacy Your conversations never leave your device. No accounts, no tracking, no data collection. Everything stays private and local. Free Forever Plain AI is completely free with no ads, subscriptions, or in-app purchases. Download a model and start chatting. Requirements β€’ Storage space for downloaded models (approximately 700MB to 2GB per model) β€’ Apple Foundation Models require iOS 26 or later and compatible devices AI responses may occasionally be inaccurate. Please verify important information.

Screenshots

ReactorAI4 screens
Plain AI4 screens

Verdict

The call

The clearest difference is device support: ReactorAI at 4 against Plain AI's 1. ReactorAI also leads on iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

Scorecard2 real differences Β· 4 level
ReactorAI versus Plain AI: the parameters behind the verdict, then further details
ParameterReactorAIPlain AI
PriceFreeFree
Update frequencyEvery 2 weeksβ€”
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod, Mac β€” betteriPhone
Requires iOS13.0 β€” better17.0
Further details β€” not scored
Size30 MB16 MB
Age rating4+4+
DeveloperAYMAN HAMEDJarle Hansen

In-app purchases

None

ReactorAI

No in-app purchases

None

Plain AI

No in-app purchases

Questions

Is ReactorAI free?
ReactorAI is free to download, with no in-app purchases.
Is Plain AI free?
Plain AI is free to download, with no in-app purchases.
Do ReactorAI or Plain AI have ads?
Neither ReactorAI nor Plain AI shows ads.

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