Live Comments for TikTok Photo

TL;DR

Growing user engagement and building communities with "Live Comments" for TikTok Photo.

TL;DR
TL;DR

Turning ambiguous problem space to tangible & shippable design: "Live Comments for TikTok Photo", growing user engagements and building communities.

Timeline
Timeline
Timeline

9 weeks
June - Aug. 2024

V.1 launched in 2025

Skills
Skills
Skills

Interaction design
Prototyping
User research
Micro-interaction

Team
Team

3 UX designers
2 Product managers
4 Engineers
1 UX researcher

Tools
Tools

Figma
ProtoPie
Lottiefiles

Timeline

9 weeks
June - Aug. 2024

V.1 launched in 2025

Skills

Interaction design
Prototyping
User research
Micro-interaction

Team
Team

3 UX designers
2 Product managers
4 Engineers
1 UX researcher

Tools
Tools

Figma
ProtoPie
Lottiefiles

My Impact
My Impact

Turning ambiguous problem space to tangible & shippable design: "Live Comments for TikTok Photo", growing user engagements and building communities.

I designed "Live Comments", a north-star vision to create more dynamic interactions between viewer-and-viewer; with phase one launched in 2025.

+23%

monthly engagement rates

monthly engagement

+4M

daily active users

DAU

V.1 launched

on 15+ TikTok global Asian apps

on 15+ TikTok apps

on 15+ TikTok Asian market apps

Context
Context
Context
Context

The rise of TikTok Photo.

In 2024, TikTok aimed to diversify its content ecosystem by promoting more consumption and creation for TikTok Photo.

In 2024, TikTok aimed to diversify its content ecosystem by promoting TikTok Photo.

The Challenge
The Challenge
The Challenge
The Challenge

However, on a video-first platform, users don't feel engaged enough with static medium such as photo.

Highlights
Highlights
Highlights
Highlights

See what the crowd thinks! Live Comments creates a video-like watch-party effect for photos.

Live comments are publicly and autoplayed on photo feeds, emphasizing on connecting and forming communities between viewers.

Feeling inspired? Join the conversation on the big screen.

Feeling inspired? Join the conversation on the big screen.

Viewers can comment, react and express their thoughts directly on the big screen; emphasizing on the viewer-to-viewer connections.

Viewers can comment, react and express their thoughts directly on the big screen; emphasizing on the viewer-to-viewer connections.

Found your people?
Connect with them now.

Found your people?
Connect with them now.

Live Comments give viewers the opportunity to engage with individual photo: like, reply and connect with like-minded people.

Live Comments give viewers the opportunity to engage with individual photo: like, reply and connect with like-minded people.

Personalize the viewing experience!

Personalize the viewing experience!

Viewers can personalize the viewing experience with control settings such as speed, text size, transparency, line density, etc.

Viewers can personalize the viewing experience with control settings such as speed, text size, transparency, line density, etc.

Scroll for more detailed process

Why design?
Why design?
Why design?
Why design?

Compare to video content (700M+ DAU), TikTok users don't feel engaged enough with photo content (54M DAU) .

Compare to video content (700M+ DAU), TikTok users don't feel engaged enough with photo content (54M DAU) .

Data from existing feature shows...
Data from existing feature shows...
Data from existing feature shows...
Data from existing feature shows...

TikTok is a video-first platform, and users are naturally more drawn to content with motion.

TikTok is a video-first platform, and users are naturally more drawn to content with motion.

71% - highly engaging

Livestream Comments

54% - highly engaging

Video Live Comments

Static contents require active discovery with higher cognitive load, which TikTok users are not used to.

Static contents require active discovery with higher cognitive load, which TikTok users are not used to.

37% - semi engaging

Short Text Overlay

31% - semi engaging

Paragraph Overlay

10% - low engagement

Static Photo

9% - low engagement

Text as Photo

High-Level Principles
High-Level Principles
High-Level Principles
High-Level Principles

Design for video-like viewing experience, leveraging existing motion patterns that users are familiar with.

Motion

Users prefer content that feels more dynamic.

Involvement

Users want to feel involved with the content.

Community

Users enjoy forming online-communities.

Ideation - Aligning to Existing Video Features
Ideation - Aligning to Existing Video Features
Ideation - Aligning to Existing Video Features
Ideation - Aligning to Existing Video Features
Ideation - Aligning to Existing Video Features

How do Live Comments show up?

Where to position the CTA button?

How to access the Live Comments panel?

My Biggest Learnings
My Biggest Learnings
My Biggest Learnings
My Biggest Learnings
My Biggest Learnings

Communication is key to build trust with stakeholders.

Proactive stakeholder communication is key to building trust. Before 1:1s or design crits, I share a clear, structured agenda so everyone understands my ask upfront.

Communication is key to build trust with stakeholders.

Proactive stakeholder communication is key to building trust. Before 1:1s or design crits, I share a clear, structured agenda so everyone understands my ask upfront.

Communication is key to build trust with stakeholders.

Proactive stakeholder communication is key to building trust. Before 1:1s or design crits, I share a clear, structured agenda so everyone understands my ask upfront.

Communication is key to build trust with stakeholders.

Proactive stakeholder communication is key to building trust. Before 1:1s or design crits, I share a clear, structured agenda so everyone understands my ask upfront.

Communication is key to build trust with stakeholders.

Proactive stakeholder communication is key to building trust. Before 1:1s or design crits, I share a clear, structured agenda so everyone understands my ask upfront.

Advocate for design with data and evidence.

Making design decisions more defensible by grounding in data, working closely with XFN to align on the most meaningful metrics and the best evidence to validate the direction.

Advocate for design with data and evidence.

Making design decisions more defensible by grounding in data, working closely with XFN to align on the most meaningful metrics and the best evidence to validate the direction.

Advocate for design with data and evidence.

Making design decisions more defensible by grounding in data, working closely with XFN to align on the most meaningful metrics and the best evidence to validate the direction.

Advocate for design with data and evidence.

Making design decisions more defensible by grounding in data, working closely with XFN to align on the most meaningful metrics and the best evidence to validate the direction.

Advocate for design with data and evidence.

Making design decisions more defensible by grounding in data, working closely with XFN to align on the most meaningful metrics and the best evidence to validate the direction.

Iterate, fail, learn, repeat!

There’s always room to improve. I’ve learned to move fast - iterate, learn, and repeat - while seeking experienced perspectives and asking for feedback strategically.

Iterate, fail, learn, repeat!

There’s always room to improve. I’ve learned to move fast - iterate, learn, and repeat - while seeking experienced perspectives and asking for feedback strategically.

Iterate, fail, learn, repeat!

There’s always room to improve. I’ve learned to move fast - iterate, learn, and repeat - while seeking experienced perspectives and asking for feedback strategically.

Iterate, fail, learn, repeat!

There’s always room to improve. I’ve learned to move fast - iterate, learn, and repeat - while seeking experienced perspectives and asking for feedback strategically.

Iterate, fail, learn, repeat!

There’s always room to improve. I’ve learned to move fast - iterate, learn, and repeat - while seeking experienced perspectives and asking for feedback strategically.

Thanks for dropping by ~_~

© Jen Zhang 2026 Seattle, WA

Rain drop, drop-top;

From sketch to mobile to desktop~