HR & Recruiting · head to head
15Five vs Perplexity
The short version
- Only Perplexity has a free tier, so it costs nothing to try first.
- Each has a real cost: 15Five split across three tiers, so performance reviews, OKRs and 360 feedback need Perform at $11 per user per month rather than the $4 Engage tier; Perplexity context window has been stealthily reduced despite prior claims of 1-million-token capacity
- They diverge on capability: 15Five covers Weekly check-ins, Perplexity covers Real-time web search.
Where they differ
Only the attributes on which 15Five and Perplexity actually diverge.
| Attribute | 15Five | Perplexity |
|---|---|---|
| Starting price | $4/month | Free |
| Pricing model | subscription | Unknown |
| Free tier | No | Yes |
| Platforms | Web, Ios, Android, Api | Web, iOS, Android, Comet (AI browser) |
| Category | HR & Recruiting | AI Tools |
| Founded | 2011 | 2022 |
Identical on both: user rating (Not yet rated).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in 15Five
- Weekly check-ins
- 1-on-1 meetings
- OKRs & goal tracking
- Performance reviews
- High fives recognition
- Engagement surveys
- Pulse surveys
- Manager effectiveness
Only in Perplexity
- Real-time web search
- Source citations
- Follow-up questions
- File analysis
- Browser extension
- API access
- Mobile apps
- Web support
What people use each for
The jobs each tool is most often brought in to do.
15Five
- Running engagement surveys with heat maps and benchmarkingnot Perplexity
- Performance reviews and continuous feedback cyclesnot Perplexity
- Setting and tracking OKRsnot Perplexity
- 360 degree feedback and talent matrix reviewsnot Perplexity
- Compensation review cycles as a paid add-onnot Perplexity
Perplexity
- ai tools managementnot 15Five
- Workflow automationnot 15Five
- Reportingnot 15Five
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
15Five
- Split across three tiers, so performance reviews, OKRs and 360 feedback need Perform at $11 per user per month rather than the $4 Engage tier
- Manager training microlearnings are only in Total Platform at $16 per user per month
- Compensation is a paid add-on at $9 per user per month, rising to $11 with benchmarking
- The Kona meeting assistant is a further $2 per employee per month and Kona Coach $19 per manager per month
- Advertised prices are the annual rates
Perplexity
- Context window has been stealthily reduced despite prior claims of 1-million-token capacity
- Citations sometimes point to irrelevant or overly general articles that do not support the stated claims
- Weak performance on complex multi-step reasoning and deep logic compared to dedicated reasoning LLMs
- Web crawler ignores robots.txt directives and scrapes content from sites that explicitly opted out
- Pro subscription quotas and feature access quietly reduced without user notification
Pricing, plan by plan
15Five
$4/month- Engage$4/month
- Engagement surveys
- Pulse surveys
- Action planning
- Perform$10/month
- Weekly check-ins
- 1-on-1s
- Performance reviews
- Total Platform$16/month
- Everything in Engage & Perform
- Career paths
- Competencies
Perplexity
Free- FreeFree
- Unlimited basic searches
- 3 Pro Searches per day
- 1 Research query per month
- Pro$20/month
- Unlimited Pro Searches
- Advanced AI models
- All free features
- Pro Annual$200/year
- Unlimited Pro Searches
- Advanced AI models
- All free features
- Max$200/month
- Unlimited Pro Searches
- Labs multi-agent orchestration
- Perplexity Computer with 19 AI sub-agents
Which should you pick?
Choose 15Five if
- You need weekly check-ins.
- You work on Web, Ios, Android, Api.
- You also want 1-on-1 meetings.
Choose Perplexity if
- You need real-time web search.
- You want to start without paying.
- You work on Web, iOS, Android, Comet (AI browser).
- You also want source citations.
Questions people ask
- Is 15Five or Perplexity better?
- Neither clearly leads. 15Five starts at $4/month and Perplexity at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, 15Five or Perplexity?
- Perplexity has a free tier; the other does not. Paid plans start at $4/month for 15Five and Free for Perplexity.
- Does 15Five or Perplexity run on more platforms?
- 15Five runs on Web, Ios, Android, Api. Perplexity runs on Web, iOS, Android, Comet (AI browser).
- Can I use Perplexity for free?
- Yes. Perplexity has a free tier, so you can try it without paying. 15Five starts at $4/month.
- What is 15Five best used for?
- 15Five is most often used for running engagement surveys with heat maps and benchmarking, performance reviews and continuous feedback cycles, setting and tracking okrs, 360 degree feedback and talent matrix reviews. Of those, running engagement surveys with heat maps and benchmarking and performance reviews and continuous feedback cycles are not what Perplexity is typically brought in for.
- What can 15Five do that Perplexity cannot?
- 15Five covers Weekly check-ins, 1-on-1 meetings, OKRs & goal tracking, Performance reviews. Perplexity covers Real-time web search, Source citations, Follow-up questions, File analysis.
Answered from the vendors’ own pages
Perplexity: Is Perplexity completely free?
Perplexity has a free tier with unlimited basic searches and 3 Pro Searches per day. Pro ($20/month or $200/year) and Max ($200/month) tiers unlock more advanced features like multi-model access and unrestricted queries.
SourcePerplexity: What is the difference between Pro and Max?
Pro provides access to advanced AI models like GPT-5.2, Claude Sonnet 4.5, and Gemini 3 Pro. Max adds Labs for multi-agent orchestration, Perplexity Computer with 19 specialized AI sub-agents, and 10,000 Computer credits per month.
SourcePerplexity: Can I use Perplexity offline?
No. Perplexity requires an active internet connection for all searches. The full answer service is not available offline.
SourcePerplexity: What platforms does Perplexity support?
Perplexity is available as a web application, iOS app, Android app, and as Comet, a dedicated AI browser for mobile (Android available, iOS in development).
SourcePerplexity: How reliable are Perplexity's citations?
Citations are a key feature of Perplexity, but users report that citations sometimes point to irrelevant or overly general articles that don't directly support the claims made.
SourcePerplexity: Does Perplexity's context window match the advertised 1 million tokens?
Perplexity had promoted a 1-million-token context window, but users have reported stealth reductions in the actual context capacity without public announcement.
SourceRelated pages
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- 15Five vs Together AI
- Perplexity vs BambooHR
- Perplexity vs Workday
- Perplexity vs Culture Amp
- Perplexity vs Freshteam
- Perplexity vs TINYpulse
- Perplexity vs Zoho People
- Perplexity vs Bonusly
- Perplexity vs CharlieHR
- Perplexity vs Kudos
- Perplexity vs Lattice
- Perplexity vs Personio
- Perplexity vs Achievers
- Perplexity vs Breathe HR
- Perplexity vs Darwinbox
- Perplexity vs Employment Hero
- Perplexity vs greytHR
- Perplexity vs HiBob
- Perplexity vs Homebase
- Perplexity vs Pika
- Perplexity vs Anthropic API
- Perplexity vs D-ID
- Perplexity vs Fathom
- Perplexity vs Stable Diffusion
- Perplexity vs AI21 Labs
- Perplexity vs ChatGPT
- Perplexity vs Copy.ai
- Perplexity vs HeyGen
- Perplexity vs Jasper
- Perplexity vs Leonardo AI
- Perplexity vs Murf
- Perplexity vs Pi
- Perplexity vs Play.ht
- Perplexity vs Replicate
- Perplexity vs Replika
- Perplexity vs Rytr
- Perplexity vs Together AI


