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15Five vs Assembly: Which Performance Management Is Better in 2026?

Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction, side by side, with no marketing spin.

Rating
,
Reviews
0
From
$4/mo

in Performance Management

Leads 2/9
Rating
,
Reviews
0
From
$2/mo

in Employee Engagement

The Short Answer

15Five vs Assembly, in 15 seconds

Choose 15Five if…

  • You need the broader feature set

Choose Assembly if…

  • You want the lower entry price
  • You need a genuinely free plan

Head-to-Head Scorecard

How 15Five and Assembly score

Assembly leads on 2 of 9 measured dimensions.

  • Customer Rating

    Average score from verified user reviews

    Even
    15Five
    No reviews
    Assembly
    No reviews
  • Review Volume

    Number of verified reviews, a proxy for adoption

    Even
    15Five
    0
    Assembly
    0
  • Entry Pricing

    Lowest published starting price (free plan = lowest)

    Assembly
    15Five
    $4/mo
    Assembly
    $2/mo
  • Free Access

    Availability of a free plan and/or free trial

    Assembly
    15Five
    Free trial
    Assembly
    Free plan + trial
  • Integrations

    Number of listed third-party integrations

    Even
    15Five
    6
    Assembly
    6
  • Features

    Number of listed product capabilities

    15Five
    15Five
    8
    Assembly
    6
  • AI Features

    Capabilities mentioning AI, automation or ML

    Even
    15Five
    ,
    Assembly
    ,
  • Security & Compliance

    Number of listed compliance certifications

    Even
    15Five
    2
    Assembly
    2
  • Platforms & Deployment

    Supported platforms and deployment options

    Even
    15Five
    5
    Assembly
    5

Feature Comparison

15Five vs Assembly feature breakdown

Search or filter the full feature matrix, core features, AI, integrations, APIs, security and compliance.

15Five
Assembly
Overview
User rating
,
,
Pricing model
Subscription
Subscription
Starting price
$4/mo
$2/mo
Free version
Free trial
Features
Key capabilities
Engagement surveysAnalyticsRecognitionSlack and TeamsMobile appsPerformance reviews+2
Peer & manager recognitionRewards catalogMilestone celebrationsSurveys & feedbackAnnouncementsSlack & Teams integration
AI features
,
,
Integrations & API
Integrations
SlackMicrosoft TeamsBambooHRWorkdayADPGoogle Workspace
SlackMicrosoft TeamsBambooHRWorkdayADPGoogle
Public API
Platforms
Deployment
CloudSaaS
CloudSaaS
Platforms
WebiOSAndroid
WebiOSAndroid
Mobile support
Security & Compliance
Compliance
SOC 2GDPR
SOC 2GDPR
Vendor
Company
,
,
Verified
Founded
2011
,
Headquarters
San Francisco, USA
,

Pricing Comparison

15Five vs Assembly pricing

Entry pricing, plan tiers and the cost factors that shape total cost of ownership.

15Five

$4/mo to start
Engage$4/month
  • Mobile apps
  • Engagement surveys
  • Analytics
  • Recognition
Perform$10/month
  • Check-ins and 1-on-1s
  • Manager coaching
  • OKRs and goals
  • Performance reviews

Assembly

$2/mo to start
FreeFree
  • Peer recognition
  • Basic engagement
  • Limited members
  • Community features
Celebrate$2/month
  • Per member (annual)
  • Recognition & awards
  • Milestone celebrations
  • Rewards catalog
EngageCustom
  • Surveys & feedback
  • Advanced automation
  • Analytics
  • Priority support

Total cost of ownership factors

Free plan15Five Assembly
Free trial to evaluate15Five Assembly
Transparent published pricing15Five Assembly
Public API (build vs. buy add-ons)15Five Assembly

Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.

Pros & Cons

15Five vs Assembly: strengths and trade-offs

15Five

Pros

  • Free trial offered
  • Compliance: SOC 2, GDPR
  • Public API available

Cons

  • No free plan
  • Higher starting price ($4/mo)

Assembly

Pros

  • Free plan available
  • Free trial offered
  • Lower starting price ($2/mo)
  • Compliance: SOC 2, GDPR
  • Public API available

Cons

    Buyer Fit

    Who should use 15Five vs Assembly?

    Startups

    Assembly

    Assembly keeps early-stage costs lowest with its entry tier.

    Small businesses

    Assembly

    Assembly offers the most accessible pricing for lean teams.

    Agencies

    15Five

    15Five connects to more tools for multi-client workflows.

    Enterprises

    15Five

    15Five leads on compliance and breadth for complex needs.

    Ecommerce

    Either

    Either integrates with more of the commerce stack.

    SaaS companies

    15Five

    15Five is the more developer- and automation-friendly choice.

    Integration overlap

    Shared integrations (5)

    SlackMicrosoft TeamsBambooHRWorkdayADP

    Only in 15Five (1)

    Google Workspace

    Only in Assembly (1)

    Google

    Keep Exploring

    Other alternatives worth considering

    Similar performance management products buyers compare alongside 15Five and Assembly.

    Ask SIA which solution fits your business

    SIA, Saaskart's AI buying assistant, weighs 15Five and Assembly against your team size, budget, integrations and compliance needs, then recommends the right fit and the questions to ask each vendor.

    Get a personalised recommendation

    15Five vs Assembly, Frequently Asked Questions

    What is the difference between 15Five and Assembly?

    15Five and Assembly are both Performance Management solutions. 15Five is rated 0.0/5 by 0 users, while Assembly is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.

    Which is better, 15Five or Assembly?

    Based on user ratings, 15Five scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.

    Which is cheaper, 15Five or Assembly?

    Assembly is the more affordable option, starting at $2/month.

    Does 15Five or Assembly have a free plan?

    Assembly offers a free plan. 15Five does not have a free tier but does offer a free trial.

    Can I switch from 15Five to Assembly?

    Switching between 15Five and Assembly is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.

    Who should use 15Five vs Assembly?

    15Five is best suited for teams that prioritise enterprise features. Assembly works well for teams looking to start free and scale.

    Our Verdict

    The bottom line on 15Five vs Assembly

    Best Overall

    Either

    It's a tie balances user satisfaction and proven adoption.

    Best for Startups

    Assembly

    Assembly has the friendliest entry point for new teams.

    Best for Enterprise

    15Five

    15Five leads on compliance and feature breadth.

    Best Value

    Assembly

    Assembly delivers the lowest cost to get started.

    Best AI Features

    Either

    Comparable AI capabilities on both sides.

    Highest Rated

    Either

    Both earn equal user ratings.

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