Use data, not opinions, to decide what ships next
Every feature you build costs engineering time and opportunity cost. TestSynthia lets you create multiple product variations with different feature combinations and measure which ones drive purchase intent with your target market - before you commit sprints.
Category
Features
Steps
4
Panels
3
Time
10 min
A product manager at a project management tool had budget for 2 new features out of 5 candidates: time tracking, client portals, automated invoicing, resource scheduling, and AI task suggestions. She created 4 product variations and tested them with 1,200 operations manager and agency owner personas. Client portals drove 2.1x more purchase intent than AI suggestions (61% vs 29%). Time tracking ranked second at 54%. Resource scheduling flopped at 14% - users said it was 'nice but not a deciding factor.' Automated invoicing scored 38% but only appealed to agencies, not internal ops teams. She built client portals + time tracking, deprioritized AI suggestions to Q4, and saw a 28% simulated subscription increase in the next quarter.
The CEO pushed for AI task suggestions because 'AI is hot right now' - but buyers didn't care
User interviews with 6 agency owners all said they'd use every feature (social desirability bias)
The PM had no way to test 5 features simultaneously without building prototypes for all of them
The resource scheduling feature the engineering team loved internally scored dead last with actual target users
Listed 5 candidate features
She identified time tracking, client portals, automated invoicing, resource scheduling, and AI task suggestions as candidates for the next release.
Built 4 product variations
She created 4 versions of the app description, each with a different combination of 2 features, to isolate which features actually drove purchase intent.
Tested with ops personas
She filtered 1,200 operations managers and agency owners at companies with 10-200 employees who currently use project management tools.
Ranked by purchase intent impact
Client portals (+61% intent), time tracking (+54%), automated invoicing (+38%), AI suggestions (+29%), resource scheduling (+14%). She built the top 2 and killed the bottom one.
“Which of these features would make you most likely to upgrade your project management tool?”
“If you could only get 2 features, which would you choose and why?”
“How much would a client portal feature increase your likelihood to use this tool daily?”
“What feature would make you recommend this tool to another operations manager?”
The CEO's favorite feature - AI task suggestions - scored 29% intent and was considered 'gimmicky' by experienced operations managers. The feature the team considered 'boring infrastructure' - client portals - was the top driver at 61% intent. This flipped the entire Q3 roadmap.
Discovered client portals drove 2.1x more subscriptions than AI task suggestions
Avoided building resource scheduling which only 14% of target users cared about
Saved 5 engineering sprints by killing low-impact features before development
Gave the CEO data-backed reasoning instead of chasing the AI hype cycle
Use Case
Build the Features Your Market Actually Wants
Steps
4 steps
Panels
3 recommended
Time
10 minutes
If you're struggling to know whether your product idea will succeed, using TestSynthia is the right decision.
Results in minutes.