Product company · Vietnam

We build our own products, and look after them.

Techmely is a product company. We design, build, publish and operate our own digital products, from idea to long-term updates. Our latest product is Lumiriver, a calm puzzle game for Android and iOS.

A Lumiriver level: paper lantern boats on a glowing night river
Lumiriver app icon

About Techmely

Techmely is a product company based in Vietnam. We create, publish and operate products under our own name, and we stay responsible for them after launch. Games are one of our product lines, and Lumiriver is our game for Android and iOS.

Our own products

Every product is designed, built and published by Techmely, with original mechanics, art and content.

Fair to users

Clear pricing, optional rewarded ads, and one purchase removes interstitial and banner ads for good.

Privacy by default

No accounts and no personal profiles. Data stays on the device where possible, and ad personalisation follows user consent.

Our products

Lumiriver is a game product built and published by Techmely. Every product we ship has its own support page, privacy policy and terms, written in plain language.

Lumiriver icon

Lumiriver

Mobile game by Techmely · Puzzle · Android & iOS
Launching on Google Play

Tap a paper lantern boat and watch it glide around a looping river, lending its flames to every lantern of its colour. Plan your moves, light up the whole night and restore a riverside Town of Lights.

  • 300 solver-checked levels
  • Plays offline
  • 7 languages
  • Free · Contains ads · Optional purchases
Lumiriver home screen
Lumiriver gameplay
Lumiriver level complete

Privacy, safety and advertising

What we commit to in every Techmely product, including Lumiriver.

  • Consent before adsGoogle's User Messaging Platform asks for consent where the law requires it (EEA, UK, Switzerland and US states) before any ad is requested.
  • Age-appropriate experienceAn age check runs on first launch. Younger players only receive non-personalised, family-rated ads.
  • Trusted ad partnerAds are served by Google AdMob. Our authorised sellers are listed in app-ads.txt.
  • Your data, your choiceClear privacy policies, a public data deletion page and replies to every request within 30 days.
  • Secure purchasesPayments are handled entirely by Google Play and the App Store. We never see card details.
  • Store policy complianceOur apps follow the Google Play Developer Program Policies and the App Store Review Guidelines.

Contact

Questions about a game, a purchase, your data or a partnership? Write to us and a real person will answer.

Company
Techmely
Email
techmely.creation@gmail.com
Location
Vietnam
Languages
English, Vietnamese

Support for players

For help with Lumiriver, visit the support page. Include your device model and app version so we can help faster.

Email support