# BoothIQ vs B2Brain: which do AI models recommend for event lead capture, October 2026

GTM AI Recommendation Index, October 2026 Edition, Event lead capture apps. One of fourteen models named BoothIQ first on the direct prompt; one named B2Brain. Page: https://gtm-ai-index.com/marketing/event-lead-capture/boothiq-vs-b2brain/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| BoothIQ | 6% | #6 of 13 | 7% | 14 | 9 of 14 |
| B2Brain | 4% | #7 of 13 | 5% | 21 | 10 of 14 |

## The direct prompt, model by model

- Gemini 3.5 Flash: boothiq first (first choices: BoothIQ, Mobly Capture) (alternatives: Blinq, Captello, Popl, iCapture)
- MiniMax M2.5: b2brain first (first choices: B2Brain, Mobly Capture) (alternatives: Accelevents, Eventleaf Lead Retrieval App, Popl)
- Claude Haiku 4.5: neither first, one named (first choices: Blinq) (alternatives: B2Brain, Conexa, iCapture)
- Perplexity Sonar: neither first, one named (first choices: Blinq) (alternatives: B2Brain, Cvent LeadCapture, momencio)
- DeepSeek V4 Flash: neither first, one named (first choices: Blinq) (alternatives: B2Brain, Eventleaf Lead Retrieval App, Mobly Capture, iCapture)
- GPT-5.4 mini: neither named (first choices: Popl) (alternatives: Captello, iCapture)
- Grok 4.1 Fast: neither named (first choices: Blinq) (alternatives: Captello, Mobly Capture, iCapture, momencio)
- Mistral Small: neither named (first choices: Blinq, momencio) (alternatives: Mobly Capture)
- Llama 4 Maverick: neither named
- Qwen 3.7 Flash: neither named (first choices: Whova) (alternatives: Attendify, Swapcard)
- Kimi K2: neither named (first choices: Wave Connect, momencio) (alternatives: Eventleaf Lead Retrieval App, iCapture)
- GLM 4.7 FlashX: neither named (first choices: Mobly Capture) (alternatives: Blinq, Zuddl, momencio)
- GPT-6 Luna: neither named (first choices: Cvent iCapture) (alternatives: Captello, LeadCapture)
- Muse Glimmer 30B: neither named (first choices: Blinq, momencio) (alternatives: iCapture)

## What the models said about BoothIQ

- "but it does not have AI-powered follow-ups or field sales support" (Llama 4 Maverick, negative prompt, soft negative)
- "BoothIQ (Best Overall Free Lead Capture App) ... is the top choice" (Gemini 3.5 Flash, budget prompt, first choice)
- "Top Recommendation: BoothIQ (Best Free Option)" (Kimi K2, budget prompt, first choice)
- "BoothIQ and Mobly are the modern standard" (Gemini 3.5 Flash, direct prompt, first choice)

## What the models said about B2Brain

- "Low-Velocity Review Platforms (e.g., B2Brain, Mobly) ... require more due diligence before enterprise adoption." (Qwen 3.7 Flash, negative prompt, soft negative)
- "I'd recommend starting with Mobly Capture or B2Brain" (MiniMax M2.5, direct prompt, first choice)
- "I would recommend B2Brain as the top choice" (DeepSeek V4 Flash, paraphrase prompt, first choice)
- "B2Brain is purpose-built to turn scans into booked meetings and attributable pipeline — the strongest ROI case in the category." (DeepSeek V4 Flash, direct prompt, alternative)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.