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Léo Duff

Léo Duff

@leoduff
Est. 2011·France·French·~0.4 vids/wk
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Léo Duff is a Tech YouTube creator with 819K subscribers and 65.4M total views. The channel covers technology analysis, smartphone reviews, iphone reviews, consumer tech critique, social media impact. Active for 15 years, the channel publishes about 2 videos per month. Videos average 203K views each. Based in France, the channel's primary language is French. YouTube channels with 500K–1M sub channels typically charge between $10,000 and $50,000 per sponsored video. Book a sponsorship directly on TrySpansa.

819,000Subscribers
322Total Videos
65,437,587Total Views
Source: YouTube Data API

Audience Insights for Léo Duff

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Views / Video284K
Impressions1.2M
Age Demographics
13-17
8%
18-24
35%
25-34
28%
35-44
16%
45-54
8%
55-64
3%
65+
2%
Gender Split
Male 62%Female 36%Other 2%
Core: Male 18-24
Top Countries
🇺🇸United States
28%
🇬🇧United Kingdom
18%
🇧🇷Brazil
12%
🇮🇳India
9%
🇩🇪Germany
7%
Traffic Sources
Search
34%
Suggested
24%
External
14%
Browse
12%
Content Performance
128KAvg Views
4.2%CTR
+1.2KNet Subs
3:42Watch Time
Subscriber Growth
6 mo agoToday
Device Split
Desktop
48%
Mobile
34%
Tablet
11%
TV
7%
Watch Time
8:42Avg Duration
42%Retention
2.1MHours
6.8Views/Visit
Content Type
Long-form
55%
Shorts
28%
Live
12%
Members
5%
Free · 10 seconds · No credit cardSee Léo Duff’s audience data

Niches

Tech

About

Je parle de High-Tech, mieux que Bill Gates. © 2026 Léo Duff | Tous droits réservés.

Recent Videos

Le piège industriel du MacBook à 699€.
Qui contrôle l'IA de guerre ?
Les jeux vidéo rendent-ils vraiment violent ?
Pourquoi Apple abandonne déjà le Vision Pro ?
Pourquoi ils veulent un robot chez vous à tout prix.
Shein est-il injustement détesté ?
Pourquoi l'iPhone Air existe ?
Quel iPhone acheter en 2026 ? (Pas lui)

Channel data updated May 2026

youtube.com/@leoduff
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Channel VideosLéo Duff
Browse all uploads·Powered by YouTube Data API

Sponsorship Pricing

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YouTube Data API: 819,000 subscribers
Rates are TrySpansa estimates based on industry data. Not sourced from or derived from YouTube.

ROI Estimate

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Your Data
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Cost per 1,000 Views
Meta Ads (SaaS)$8.75
Mesha 2025
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Estimated Clicks
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Your net profit from a typical sale, after costs
Using Tech benchmark: 3.6% (Electronics & Appliances) · Skailama 2026
Using Tech benchmark: 1.6× /year · Beans 2021 freq × Bluecore/MobiLoud RPR
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Methodology & sourcesNot sourced from YouTube
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Topicsclassified by TrySpansa

technology analysissmartphone reviewsiphone reviewsconsumer tech critiquesocial media impactdigital healthtech trendsgadget comparisonstechnology addictionmobile technologysmartphone buying guides

Resources

The Brief Isn't Dead. Unstructured Briefs Are. →NY Synthetic Performer Law: AI Clauses Your Deal Needs →Creator Payment Rails 2026: 5 Compared (Plus 1 Imposter) →

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See Léo Duff’s insightsFree · 10 seconds · No credit card