An app that organises everything you own

Sarvadhi × ByeBye: we built a custom inventory app that helps people catalogue, share, and sell their belongings, on a Flutter and serverless stack made to scale.

ByeBye — cover

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Ready to see how we'd build for you? Let's get on a call.

A 30-minute working session with the team that'll run discover, build, and run — no deck, no sales pitch.

A decluttering idea, built into a scalable app.

ByeBye is a custom app for managing and decluttering personal belongings, from clothes and gadgets to stationery and bikepacking gear. Existing market tools didn’t fit the vision, so the brand came to Sarvadhi to build a platform that makes organising belongings simple, social, and scalable.

about

ByeBye

Lifestyle (Consumer App) · United Kingdom

  • No fitting platformOff-the-shelf tools couldn't handle ByeBye's mix of personal-item management needs.
  • Right technology choicesThe app needed a performant, scalable foundation from the start.
  • Engagement and reachSuccess depended on dashboards, sharing, selling, and chat, plus a marketing push.
challenges

What we untangled

custom app · scale · engagement

  • User researchResearched user needs and shaped the product around them.
  • Intuitive designDesigned a clear inventory and sharing experience.
  • Scalable build and launchBuilt on Flutter, Firebase, and serverless, then supported go-to-market.
approach

How we built it

discover · build · run

  • Custom platformA purpose-built app for organising personal belongings.
  • Scalable stackFlutter front end with Firebase and serverless services.
  • Engagement featuresInventory dashboard, sharing, selling, and purpose-driven chat.
solution

What we shipped

Flutter · serverless · engagement features

  • 15,000 early usersThe app reached 15,000 users in its early stages.
  • Real-time syncReliable data across the experience.
  • Built to growA serverless foundation ready to scale.
results

By the numbers

15,000 users · Flutter · serverless

[ proof ]

Loved by jewellers, by name.

500+ jewellers and dealers run their shop on GemitiX — these are the things owners and operations leads say after a year on the system.

See all testimonials →

Sarvadhi Solutions Private Limited has offered amazing customer service; they're wonderful communicators and have listened to the client's concerns. The team has also delivered great work on time and has been really attentive to the client's needs. They've shown care about the client's project.

Vaishali PatelCEO & Founder, Sanskarteaching International Inc.

Sarvadhi Solutions Private Limited provides high-quality, dedicated frontend development work to support the client's projects. They consistently deliver work on time and to the highest standard, reflecting their top-notch work ethic. Above all, the client commends the team's professionalism.

Jacob KalmsCEO, 20SHOTS

Sarvadhi Solutions Private Limited's app was positively received by users, meeting expectations. They provided constant updates about the project and were always available. Ultimately, their team was innovative, professional, and accountable — they took ownership of the solution.

Joseph KiblerHead of Product, Automotive Company

Sarvadhi Solutions Private Limited successfully delivered a functional product. The team was highly responsive, patient, dedicated, and committed to delivering positive results. Moreover, they were accommodating and went above and beyond to meet the client's tight deadlines.

Khyati JainProject Manager, Gateway International

Sarvadhi Solutions Private Limited successfully delivered Figma designs and deployed a frontend for mobile and desktop screens. They completed all tasks on time and suggested multiple options to achieve the desired results. The team was confident and solutions-oriented.

AzharCo-Founder, Healthcare Company

The application has successfully reached 15,000 users in its early stages. Sarvadhi Solutions Private Limited has provided real-time quality work. They have been flexible in encountering problems and offered efficient solutions. They have also met and covered all the app's requirements.

Marius PrunaFounder & CEO, Byebye

Sarvadhi Solutions Private Limited's work has over 30,000 users worldwide. The team consistently delivers on time and goes above and beyond to ensure the quality of their work. Their excellent work ethic and strong understanding of the client's industry and needs stand out.

Parth DesaiCEO, Devise Health LLC

Sarvadhi Solutions Private Limited successfully delivered a bug-free and enhanced biblical meditation app. They communicated frequently and promptly via Slack, ensuring an effective workflow. The team's excellent communication and responsiveness throughout the project were hallmarks of their work.

Tim VerdouwCEO, Nonprofit Organization

Sarvadhi Solutions Private Limited delivered a quality website with functional animations. The CMS was also working well for tax AI, blogs, and career-related functions. The client was impressed with the team's speed and quality of work, on-time delivery, and friendly approach.

Ramzy SyedFounder, Software Company

The delivered site received positive feedback from the internal team — they all loved its improved look and new features. Sarvadhi Solutions Private Limited was very professional — they always delivered high-quality work on time. Moreover, their patience and can-do attitude impressed the client.

AditiCommunity Manager, India Quotient

Sarvadhi Solutions Private Limited's support has driven improvements in the client's customer retention rate. The reliable partner delivers on time, addresses issues immediately, and communicates well. They leverage their passion and expertise into valuable insights that further elevate the app.

Roy CameronCEO, Communications Company

The app was launched, meeting the client's deliverables. Overall, the client was satisfied with Sarvadhi Solutions Private Limited's support and communicative approach.

Suhaib BaghdadiFounder & CEO, YR
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