Perplexity AI vs Sider Deep Research vs You.com vs MostlyAI

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Perplexity AI
vs
Competitor 1
Sider Deep Research
Competitor 2
You.com
Competitor 3
MostlyAI
Compare
4 tools · best value per row highlighted
Your tool Perplexity AI
perplexity.ai
Search that gives answers instead of links
Remove
Competitor Sider Deep Research
sider.ai
Sider Deep Research tackles the gap between quick AI answers and proper citations
Make main Remove
Competitor You.com
you.com
Search rebuilt for AI
Make main Remove
Competitor MostlyAI
mostly.ai
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
95.2Mvisits/mo
3.1Mvisits/mo
971Kvisits/mo
43.5Kvisits/mo
MoM change
▼ 8.2%
▲ 3.4%
▼ 3.5%
▼ 22.5%
6-month growth
-42.9%
-26.1%
-32.4%
-35.7%
Global rank web
#446
#22,424
#56,627
#791,007
Avg. last 3 months
104.9M
3M
1M
55.6K
Bounce rate lower is better
33%
56%
47%
39%
Pages / visit
3.6
2.3
2.7
1.8
Visit duration
4m 18s
1m 32s
1m 44s
22s
Traffic sources
● Direct 94% · ● Referral 4%
● Direct 93% · ● Referral 5%
● Direct 93% · ● Referral 4%
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Perplexity AISider Deep ResearchYou.comMostlyAI
047.3M94.5M141.8M189MPerplexity AI · 189MPerplexity AI · 179.6MPerplexity AI · 170.1MPerplexity AI · 153.8MPerplexity AI · 166.8MPerplexity AI · 154.9MPerplexity AI · 138.1MPerplexity AI · 115.8MPerplexity AI · 103.8MPerplexity AI · 95.2MSider Deep Research · 4.1MSider Deep Research · 3.8MSider Deep Research · 3.7MSider Deep Research · 4.1MSider Deep Research · 3.9MSider Deep Research · 3.5MSider Deep Research · 3MSider Deep Research · 3MSider Deep Research · 3.1MYou.com · 1.8MYou.com · 1.5MYou.com · 1.6MYou.com · 1.5MYou.com · 1.4MYou.com · 1.4MYou.com · 1.3MYou.com · 1.1MYou.com · 1MYou.com · 971KMostlyAI · 76.8KMostlyAI · 88.7KMostlyAI · 87.8KMostlyAI · 67.7KMostlyAI · 61.8KMostlyAI · 56.7KMostlyAI · 67.3KMostlyAI · 56.1KMostlyAI · 43.5K10K100K1M10M100M1BPerplexity AI · 189MPerplexity AI · 179.6MPerplexity AI · 170.1MPerplexity AI · 153.8MPerplexity AI · 166.8MPerplexity AI · 154.9MPerplexity AI · 138.1MPerplexity AI · 115.8MPerplexity AI · 103.8MPerplexity AI · 95.2MSider Deep Research · 4.1MSider Deep Research · 3.8MSider Deep Research · 3.7MSider Deep Research · 4.1MSider Deep Research · 3.9MSider Deep Research · 3.5MSider Deep Research · 3MSider Deep Research · 3MSider Deep Research · 3.1MYou.com · 1.8MYou.com · 1.5MYou.com · 1.6MYou.com · 1.5MYou.com · 1.4MYou.com · 1.4MYou.com · 1.3MYou.com · 1.1MYou.com · 1MYou.com · 971KMostlyAI · 76.8KMostlyAI · 88.7KMostlyAI · 87.8KMostlyAI · 67.7KMostlyAI · 61.8KMostlyAI · 56.7KMostlyAI · 67.3KMostlyAI · 56.1KMostlyAI · 43.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Free
Freemium
Free
Starting price
$20per month · free tier available
Free
$1per month · free tier available
Free
Free tier
Free trial
–
–
–
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API access
–
–
–
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Plans
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Free Trial Free
Free FreeWeb Search API $5Contents API $1Answer API $5+2 more
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Capabilities input → output
Input
CodeDocumentsImagesText
Text
TextWeb pages
DataText
Output
CodeText
DocumentsText
DataText
Data
Skill level
Beginner-friendly
Beginner-friendly
Beginner-friendly
Advanced
Categories
Chatbots & CompanionsEducation & LearningLifestyle & EntertainmentProductivity & Office+13 more
Research & AnalyticsAI Research Tool
Chatbots & CompanionsDevelopment & CodeProductivity & OfficeResearch & Analytics+5 more
Development & CodeResearch & AnalyticsAI Developer ToolsAI For Data Analytics
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
10
7
6
6
Research
–
AI search
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Search engine
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Chatbots
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Literature reviews
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Synthetic data
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Academic research
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Citation verification
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Citations
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Data analysis
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Document summarization
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–
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Internet research
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–
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Multilingual research
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Research papers
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Summarizing
–
–
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Chatbot integration
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Data anonymization
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Data privacy compliance
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Data science
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Developer tools
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Homework assistance
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–
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Web scraping
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–
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Writing
–
–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 3
▲ 0
▲ 1
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
1
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.