Local Brain vs Ai2 OLMoE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Local Brain
This app allows you to run powerful AI language models directly on your device, ensuring complete privacy and offline functionality. Select from various models and manage multiple conversations simultaneously for a personalized AI experience.
- Run AI models locally
- Full offline capability
- Choose from multiple models
- Create multiple chat contexts
- Privacy-focused AI
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Run Large Language Models locally on your device with full offline capability. You can choose from multiple available models and create multiple chat contexts using different models. The power of AI in your pocket without hurting your privacy.
Ai2 OLMoE
Explore and improve on-device AI models with this open-source tool. It allows developers to prototype AI experiences locally without cloud connectivity, ensuring complete user privacy. Researchers can test and integrate models directly on their devices.
- On-device AI model exploration
- Prototype AI experiences locally
- Open-source codebase
- No cloud connectivity required
- Fully private interactions
- Shareable conversation output
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Our app is intended to help researchers better explore how to make on-device intelligence better and to enable developers to quickly prototype new AI experiences – all with no cloud connectivity required. The Ai2 OLMoE app can be used to: * Experience which real-world tasks state-of-the-art local models are capable of * Research how to improve small AI models * Test your own models locally using our open-source codebase * Integrate OLMoE into other iOS applications Best of all, interactions with OLMoE are fully private. Unless you decide to share a conversation, your conversations never leave your device. Features: * Efficiency: OLMoE is a highly efficient mixture-of-experts version of the Ai2 OLMo family of models * Performance: OLMoE is trained with the fully open, state-of-the-art Tülu 3 recipe * Privacy: The Ai2 OLMoE app provides privacy and security by operating completely on-device * Shareable: Easily share the output of your conversations with friends or colleagues * Truly open: The OLMoE model and the application code are fully open-source OLMoE is proudly offered by Ai2 as a powerful research tool to help the community better understand how LLMs are created and how they operate. When interacting with OMLoE, always use your best judgment, fact-check important information, and consider the context when interpreting content generated in this app. Open source code repository available at: https://github.com/allenai/OLMoE.swift Terms of service: https://allenai.org/terms/2024-09-25 Privacy policy: https://allenai.org/privacy-policy/2022-07-21
Screenshots
Verdict
The clearest difference is review sentiment: Ai2 OLMoE at 78% against Local Brain's 33%. Ai2 OLMoE also leads on rating (4.8 vs 1.9). Local Brain's advantage is update cadence (every 10 days vs every 2 months). On price, ratings volume, ads and in-app purchases 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.
Ai2 OLMoE holds the better App Store score, 4.8 against 1.9. Both are backed by a comparable volume of ratings — 7 and 17 respectively. Written reviews point the same way: 33% of Local Brain's written reviews are positive against 78% of Ai2 OLMoE's.
Local Brain ships an update every 10 days, Ai2 OLMoE every 2 months. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.
| Parameter | Local Brain | Ai2 OLMoE |
|---|---|---|
| Price | Free | Free |
| Rating | 1.9 (7 ratings) | 4.8 (17 ratings) — better |
| Positive reviews | 33.3% of reviews | 77.8% of reviews — better |
| Number of ratings | 7 | 17 — better |
| Update frequency | Every 10 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 17.0 — better | 17.5 |
| Further details — not scored | ||
| Size | 8 MB | 7 MB |
| Age rating | 4+ | 17+ |
| Developer | Michal Jach | THE ALLEN INSTITUTE FOR ARTIFICIAL INTELLIGENCE |
Customer experience
Local Brain
Ai2 OLMoE
In-app purchases
Local Brain
No in-app purchases
Ai2 OLMoE
No in-app purchases







