Building a big brand voice: the lemon.io copywriting case study

Executive overview

Many competitive markets suffer from copy that is interchangeable — everyone says the same thing in the same way. Joanna Wiebe argues that voice can be a primary differentiator: you do not always have to say something different, you just have to say it differently. Using the lemon.io rebrand as a live example, she walks through a repeatable process that starts with voice-of-customer research, moves through persona-driven voice selection, and ends with careful editing to keep clarity intact. The key risk is committing halfway — a half-hearted voice reads as an unfinished draft rather than a distinct identity.

Voice is an editing-layer decision, not a first-draft one: write with customer language first, then inject personality on revision.

Why voice matters for conversion

• Differentiation through tone is viable when product features and positioning are nearly identical to competitors.
• Likeability drives micro-conversions: visitors are more likely to stay on a page, keep reading, and eventually say yes if they enjoy the voice.
• Boldness itself builds credibility — a company willing to take a strong tonal stance signals confidence.
• Conversion copywriters often deprioritise voice in favour of technique; voice is itself a technique.
• Half-committed voice is worse than no voice — inconsistent metaphors or tentative quirkiness signals a rough draft.

Choosing a voice: the persona options method

• Joanna's team generated multiple named voice personas for lemon.io: Charismatic Cult Leader, Private Investigator for Hire, Rebel With a Cause, The Yes Man, Lovable Geek.
• Each persona came with example phrases and imagery to make the tonal difference tangible for the client.
• Founder interviews and team conversations had already surfaced the cult-leader angle organically, making it the clear fit.
• Presenting several options gives the client genuine agency and increases buy-in for the final choice.
• Competitor content audit informed the decision: all rivals were running safe, dull copy, signalling an open lane for a bold voice.

Starting with voice-of-customer data

• VOC research forms the structural backbone of the page before voice is applied — documented customer problems, quotes, objections, and decision drivers.
• Actual customer quotes go in quotation marks in the outline to prevent accidental plagiarism and to distinguish research from copy.
• The target reader for lemon.io was pinpointed as a founder or owner at an early-stage startup.
• Key objections — lemon.io versus competitors, and the connotation of "lemon" meaning a defective product — were documented and addressed.
• Page structure follows a proven framework (problem → education → solution, or AIDA) before personality is layered in during editing.

Drafting and iterating with voice

• First headline options for the hero tested the voice directly: "Behold your holy grail of developers," "Restore your faith in remote devs," "Meet the almighty dev you've been praying for."
• The team deliberately shifted from cult imagery toward religious language because religion is a more universally understood hook.
• Four hero options were presented at draft 2.0, giving the client concrete choices rather than abstract direction.
• Heavy internal feedback with strikethroughs and challenges is normal — agency teams do the same; do not read it as failure.
• CTAs were kept clear and direct ("Match me with the dev") — the action points are not the place for wordplay.

Balancing voice and clarity

• The number-one editorial sweep is always a clarity pass: clever copy that obscures the core message must be revised.
• Core guarantees and factual claims (e.g. the 24-hour replacement guarantee) must remain unambiguous regardless of surrounding tone.
• The technique for layering voice without losing clarity: keep the functional nouns and verbs, swap in evocative synonyms only where they do not muddy meaning (e.g. "startup saving grace" replaces a generic noun, not the verb or the time commitment).
• Icons and design must reinforce the copy's message; if they only serve brand aesthetics they may hinder comprehension.

The role of design in making voice land

• Strong voice copy can feel flat if the visual design is generic — typography, colour, illustration, and mascots amplify tonal intent.
• MailChimp's copy, stripped of its chimp mascot and brand palette, read as ordinary; the design carried much of the perceived voice.
• Getting designers aligned with the voice direction early is essential to the finished experience feeling cohesive.
• Lemon.io's distinctive visual identity (the eye symbol, bold palette) made the cult-leader copy feel intentional rather than bizarre.

Client management and presenting voice work

• Remind clients repeatedly of the strategic reasoning behind tonal choices — people forget earlier decisions and get nervous at implementation.
• Frame voice as the answer to a specific competitive research question: "Will a strong brand voice increase conversions?"
• Even enthusiastic clients may try to soften or rewrite headlines at the last stage; hold the line on copy that is grounded in research.
• The payoff: lemon.io received unprompted praise from new clients specifically about the copy's distinctiveness.