Best AI Agents for Mobile Apps — Google
The best Google model for building mobile apps is Gemini 3.5 Flash, rated 1218 in Design Arena's mobile-app agent arena. Gemini 3.1 Pro Preview (1151) and Gemini 3 Flash Preview (1151) round out the top three.
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gemini-3.5-flashReasoningToolsJSON+250.2 intel · $1.50/M · 275 t/s1218Agent Elo - 2gemini-3.1-pro-previewReasoningToolsJSON+246.5 intel · $2.00/M · 136 t/s1151Agent Elo
- 3gemini-3-flash-previewReasoningToolsJSON+2$0.500/M · 95 t/s · 1.2s ttft1151Agent Elo
How this is ranked
Models ranked by Design Arena Elo in the mobile-app agent arena — building working mobile applications from a brief, judged head to head by humans. Mobile punishes models that can't keep platform conventions, navigation and state straight across files, which is why this ranking diverges from general coding scores.
Frequently asked
Which Google model is best for mobile apps?
The best Google model for building mobile apps is Gemini 3.5 Flash, rated 1218 in Design Arena's mobile-app agent arena. Gemini 3.1 Pro Preview (1151) and Gemini 3 Flash Preview (1151) round out the top three.
What's a good alternative to Gemini 3.5 Flash?
Gemini 3.1 Pro Preview (1151) is the closest alternative on this metric, followed by Gemini 3 Flash Preview (1151). See the full ranking above for the tradeoffs.
How many Google models are there?
modelgrep tracks 30 Google models with live benchmarks, speed, latency and per-provider pricing, led on intelligence by Gemini 3.5 Flash. 3 of them qualify for this ranking.