Disclosure: we make Pinku, the app this page is about. The figures come from Pinku's public model catalog (updated 19 October 2026) and the model's Hugging Face card.
| Made by | Qwen (Alibaba) |
|---|---|
| Parameters | 4 billion |
| Download size in Pinku | 2.3 GB |
| Memory needed to be listed | 3.9 GB |
| Shows its reasoning | Yes |
| Licence | Apache 2.0 |
| Model card | Qwen/Qwen3-4B |
| Build Pinku downloads | mlx-community/Qwen3-4B-4bit |
| 5-question test | Not in the test |
| In Pinku | Pro |
What it is good at
- Reasoning, maths and code
- Writing and summarizing
- Translating 100+ languages
As described in Pinku's catalog.
Devices that run it
iPhones: iPhone Duo, iPhone 18 Pro Max, iPhone 18 Pro, iPhone 17 Pro Max, iPhone 17 Pro, iPhone Air, iPhone 17, iPhone 17e, iPhone 16 Pro Max, iPhone 16 Pro, iPhone 16 Plus, iPhone 16, iPhone 16e, iPhone 15 Pro Max, iPhone 15 Pro, iPhone 15 Plus, iPhone 15, iPhone 14 Pro Max, iPhone 14 Pro, iPhone 14 Plus, iPhone 14, iPhone 13 Pro Max, iPhone 13 Pro, iPhone 12 Pro Max, iPhone 12 Pro
At the limit (may not be listed): iPhone SE (3rd generation), iPhone 13, iPhone 13 mini, iPhone 12, iPhone 12 mini
iPad: An iPad with Metal 3 and at least 3.9 GB of memory.
Mac: Any Mac with Apple silicon and macOS 14 or later (they all have at least 8 GB).
At the limit: Pinku compares the model with the memory the device reports, which is a little below the advertised figure, so the model may or may not be listed.
Which model fits my device? (tool)
How to try it in Pinku
- Install Pinku from the App Store (iPhone, iPad or Mac).
- Open the model list; Pinku only shows models your device has memory for.
- Choose Qwen3 4B. It needs Pinku Pro (yearly subscription or one-time purchase); chatting with Gemma 3 1B is free.
- Download it once. After that it works offline.
Other models in Pinku
- Qwen3 0.6B · 0.4 GB
- LFM2.5 1.2B · 0.7 GB
- Llama 3.2 1B · 0.7 GB
- Gemma 3 1B · 0.8 GB
- Qwen3 1.7B · 1 GB
- Llama 3.2 3B · 1.8 GB
- SmolLM3 3B · 1.8 GB
- Gemma 3n E2B · 2.6 GB
- Gemma 4 E2B · 3.6 GB
- Qwen3 8B · 4.7 GB
Questions people ask
Can my iPhone run Qwen3 4B?
Pinku lists it on devices with at least 3.9 GB of memory. iPhones: iPhone Duo, iPhone 18 Pro Max, iPhone 18 Pro, iPhone 17 Pro Max, iPhone 17 Pro, iPhone Air, iPhone 17, iPhone 17e, iPhone 16 Pro Max, iPhone 16 Pro, iPhone 16 Plus, iPhone 16, iPhone 16e, iPhone 15 Pro Max, iPhone 15 Pro, iPhone 15 Plus, iPhone 15, iPhone 14 Pro Max, iPhone 14 Pro, iPhone 14 Plus, iPhone 14, iPhone 13 Pro Max, iPhone 13 Pro, iPhone 12 Pro Max, iPhone 12 Pro. At the limit, so it may not be listed: iPhone SE (3rd generation), iPhone 13, iPhone 13 mini, iPhone 12, iPhone 12 mini.
Is Qwen3 4B free in Pinku?
It is one of the models that come with Pinku Pro, a yearly subscription or a one-time purchase. Chatting with Gemma 3 1B is free.
Does Qwen3 4B work offline?
Yes. In Pinku you download it once (2.3 GB) and every answer is then generated on the device, with no connection.
Sources
- Pinku model catalog (models.json)
- Pinku on the App Store
- Wikipedia, List of iPhone models
- Apple, Support for Metal on Apple devices
- Qwen/Qwen3-4B (Hugging Face)
Checked on 23 October 2026.