Nano AI (纳米AI, formerly 360 AI Search) vs Quark AI 夸克AI vs Tencent ima (腾讯ima) vs Doubao 豆包 (ByteDance)
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Nano AI (纳米AI, formerly 360 AI Search)
Qihoo 360's AI search turned multi-agent app, now branded 纳米AI
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Quark AI 夸克AI
Alibaba's Qwen-powered search, browser and cloud-drive app for China
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Tencent ima (腾讯ima)
Tencent's knowledge-base AI for search, Q&A and writing
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Doubao 豆包 (ByteDance)
ByteDance's China-first AI assistant, free for daily use with paid pow...
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| RECATOOLS Score | 5.3 / 10 | 5 / 10 | 6.1 / 10 | 6.4 / 10 |
| Capability | ||||
| Value for money | ||||
| Ease of use | ||||
| ASEAN readiness | ||||
| API quality | ||||
| Pricing | Freemium | Freemium | Freemium | Freemium |
| Free tier | Free AI search, agents and model chat; VIP adds monthly 纳米 credits for image/video generation, 1080p video and unlimited file analysis | AI search, the 千问 assistant, AI browser, scanner and PDF tools are free to use with a Quark account | Knowledge bases, AI search, document Q&A and writing are free; the copilot agent spends credits, some granted free in promotions | Free consumer app: chat, search, writing, image generation and voice and video calls; expert and Office Task modes carry smaller quotas than paid tiers |
| Paid from | VIP from ¥49/mo (China App Store), US$6.99/mo in the US store | ¥25/month 夸克网盘 SVIP on auto-renewal (App Store), ¥300/year list | ¥5 for 75 copilot credits (China App Store in-app pack) | ¥68/month (专业版 Standard, or ¥688/year); API from $0.075 per M input tokens on BytePlus |
| Has API | ✗ | ✗ | ✗ | ✓ |
| Open source | ✗ | ✗ | ✗ | ✗ |
| Free to use | ✓ | ✓ | ✓ | ✓ |
| Users | — | ~150 million monthly active users (March 2025) — China's most-used AI application. | — | Surpassed 100 million daily active users by late 2025 |
| Founded | 2024 | 2016 | 2024 | 2023 |
| Maker | Qihoo 360 | Alibaba Group | Tencent | ByteDance |
| Verdict | Nano AI is Qihoo 360's former 360 AI Search, now a Chinese-language search-and-agent app that answers questions from the web and can build reports, slide decks, images and short videos, with about sixteen domestic models... |
Quark is a capable, mostly free Qwen-powered everything-app for Chinese students and office workers: AI search, a desktop AI browser that summarises and compares tabs, PPT and PDF tools, a scanner and a large cloud drive... |
ima is Tencent's knowledge-base AI: collect PDFs, web pages, audio and WeChat Official Account articles, then search, question and write against them with Tencent's HY models or DeepSeek. Few rivals can read WeChat artic... |
Doubao is the default AI assistant for Chinese-language users: QuestMobile puts it far ahead of Qwen and DeepSeek, everyday features are free, and the June 2026 Professional tiers (¥68 to ¥500 a month) add an agent mode... |
| Full review → | Full review → | Full review → | Full review → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.