Marketing & GrowthFree
Write a case study from an interview transcript
Paste a customer interview and get a challenge, solution and results case study with exact quotes, plus a list of anything that needs the customer's confirmation.
River turns a customer interview transcript or your notes into a finished case study: who the customer is, the problem they had, what they did about it, and what changed. The customer's quotes stay exactly as spoken, numbers appear only if someone actually gave them, and anything the story needs but the interview did not cover is listed as a question to send back.
Most case study drafts fail at approval, not at writing, because a reviewer finds a tidied quote or a number nobody said. Keeping quotes verbatim and separating the customer's claims from your own makes the draft easier to sign off. For a fuller approval workflow with a line-by-line claim register, use the customer story from an interview tool.
This tool is perfect for SaaS marketers creating customer proof, B2B companies building social proof libraries, customer success teams documenting wins, or sales enablement producing prospect-ready content. If you're conducting customer interviews but struggling to transform conversations into polished case studies quickly, this tool helps. Use it when you have the raw interview content but need professional structure and writing.
What makes a case study persuasive
Persuasive case studies tell a transformation story that prospects can see themselves in. The best case studies clearly establish the painful problem customers faced before you, describe the solution implementation specifically enough to feel real, show results with real numbers where the customer has them, and include authentic customer quotes that add credibility. Weak case studies either lack specificity (vague results, generic challenges) or read like advertisements instead of customer stories. The goal is making prospects think 'that sounds exactly like our situation' and 'we could achieve similar results.'
Effective case study structure follows the challenge-solution-results framework. Start with company background and context (industry, size, role). Establish the challenge with specific pain points and what they tried before. Describe the solution implementation including why they chose you, how they deployed it, and any interesting details. Showcase results with specific metrics, timeframes, and outcomes. Include 3-5 powerful customer quotes throughout that reinforce key points. End with a forward-looking statement about continued use or expansion. This structure guides prospects from problem identification through to outcome visualization.
To evaluate case study quality, ask: Are the challenges specific enough that prospects will recognize themselves? Did I include hard numbers for results? Do customer quotes sound authentic (not scripted)? Can prospects imagine achieving similar outcomes? Would a sales rep confidently share this with prospects? Strong case studies become sales team favorites because they address common objections, prove value with real data, and let happy customers sell for you. They convert prospects by showing rather than telling that your solution works.
How it works
Paste the interview
A transcript or your notes, plus anything about your product and the customer.
River writes the story
Challenge, solution and results, built around the customer's own words.
Check the open questions
Send the customer the short list of facts that need their confirmation.
Refine in chat
Ask for a shorter version, a different headline, or a one-page sales version.
What you get
- A complete case study in challenge, solution and results order
- Quotes reproduced exactly as spoken, never tidied
- Results stated only from numbers the customer or your data actually gave
- A short list of facts to confirm with the customer before publishing
- A suggested headline and a two-line summary for sales emails
Common questions
What if my interview transcript is messy or incomplete?
River works with imperfect input. Even rough notes with key points will produce a structured case study. However, the output quality depends on input quality. For best results, ensure your transcript includes: customer name and company, specific challenges they faced before your solution, what they implemented and how, concrete results or outcomes achieved, and at least a few direct quotes. If you're missing key elements, the AI will work with what you provide, but you'll need to fill gaps during editing or follow up with the customer for missing details.
Does the AI choose which quotes to include?
Yes. River picks the most specific and credible quotes from your transcript, word for word, and places them where they support the story. It looks for quotes that establish the problem, explain why they chose you, describe the implementation experience, or quantify results. During editing, you can swap quotes, add different ones from the transcript, or remove quotes that don't work. River provides a solid starting selection, but you make final decisions about which customer voice to feature.
Will this work for different industries or just SaaS?
Case studies work across all B2B industries. SaaS companies documenting software implementations, consulting firms showing client transformations, agencies proving campaign results, service businesses demonstrating outcomes, or manufacturing companies showcasing efficiency gains. River adapts structure based on your input. Just ensure your transcript covers the challenge-solution-results narrative regardless of industry. The framework of 'they had a problem, we helped solve it, here are the results' works universally for B2B proof.
Should I get customer approval before publishing?
Absolutely. Always get explicit customer approval before publishing case studies, even if they agreed to the interview. Send the finished case study for review, ask them to verify all facts and numbers, confirm quotes are accurate and in proper context, get written approval to use their name and company, and ask if they want to review again after any design work. Some customers will request changes or redactions. Building this approval into your process protects relationships and ensures accuracy. Make getting approval easy by clearly marking what you need confirmed.
How long should a finished case study be?
800-1,200 words is ideal for most B2B case studies. That's long enough to tell a complete story with context and results but short enough that busy prospects will read it (4-6 minutes). One-page case studies (500-600 words) work for quick sales scenarios. Multi-page deep dives (1,500-2,000 words) work for complex enterprise implementations. Match length to complexity and how you'll use it. Website case studies can be longer. Sales one-pagers should be concise. River produces comprehensive drafts that you can trim or expand based on your needs.
Write a case study from an interview transcript
Describe what you need, add any files you have, and your workspace opens with the work already underway.