Giving back

in-app advertising

to its rightful owners:

the

advertisers

publishers

Open-source technology. Community of experts. The revolution of Ad Mediation.

Become a User

Become a Member

We believe in the power of collaboration and are building a community that is dedicated to revolutionizing the mobile ad industry.

Membership Options

Control

what you share

Keep your data private and stop revealing winning formulas to competitors.

Transparent

logic & raw data

A fully open-source mediation platform that guarantees equal rules for everyone.

Free

to use

Open-source, with no fees, biases, or hidden restrictions—fairness in supply & demand.

Ownership

on publishers hands

Fair auction logic for publishers and advertisers.

Integration

cutting the middleman

Direct integration brings greater benefits for both ends.

Ad Quality

control over your
monetization

Ensure ads match your app's content for better user experience.

Become a User

Bidon is 100% Open Source

Grab the source code of Bidon, and make it yours? Customize & adapt it to your needs. Join a community of expert developers & publishers.

Join community

No more black box SDKs

Bringing back Transparency & Control to the Mobile Ad Industry.

Bidon is 100% transparent.

Control & Transparency in the Ad Auction

With Ad Mediations

With

Check the aggregated eCPM & demand source

Check the auction winner’s Price

Check the auction winner’s App

View all the Bid Prices of an ad auction

Flag suspicious Apps

Forbid Competitors’ Apps

Block apps owned by the ad mediation's publisher

Check the aggregated eCPM & demand source

With Ad Mediations

With

Check the auction winner’s Price

With Ad Mediations

With

Check the auction winner’s App

With Ad Mediations

With

View all the Bid Prices of an ad auction

With Ad Mediations

With

Flag suspicious Apps

With Ad Mediations

With

Forbid Competitors’ Apps

With Ad Mediations

With

Block apps owned by the ad mediation's publisher

With Ad Mediations

With

Own Your Data & Ad Auction

Ad Mediations

  • Zero transparency on how ad mediations use your first-party data
  • They never share any kind of data with you
  • You’re forced to share your data to join their auction
  • BidOn is seamlessly integrated to your app’s specifics
  • Full control of your ad auction setup
  • Get data from your demand sources to improve your app’s monetization

The Advantages of BidOn

For Studios
Open source solution adaptable to your needs
Cut middlemen for both SDK & S2S demand sources
Own your auction and make direct deals with partners
Speed up integration & fixing problem with open-source code
Break free from captive solutions that change conditions and exclude/limit your growth
Get  access to event-based raw data for real-time in-depth analytics
Protects you from vendor dependance with a risk-free open software
Direct integration with your partners
Cut costs & release times with an open-source solution maintained by industry experts
Accelerate your A/B tests by accessing to event-based data & insights
Increase revenues with 100% transparent & efficient auction logic
Use Bidon as the only in-app ad technology for Android, iOS or Unity
Transparent issue reports and community-generated solutions
Minimize stability risks by owning your Bidon instance
For Product Owners
Get access to event-based raw data for real-time in-depth analytics
Use Bidon as the only in-app ad technology for Android, iOS or Unity
Minimize stability risks by owning your Bidon instance
Transparent issue reports and community-generated solutions
Open source-code solution adaptable to your needs
Protects you from vendor dependance with a risk-free open software
Speed up integration & fixing problem with open-source code
Cut costs & release times with an open-source solution maintained by industry experts
Accelerate your A/B tests by accessing to event-based data & insights
For C-Levels
Cut the middlemen between you and the advertisers, and increase profits
Break free from captive solutions that change conditions and exclude/limit your growth
Cut costs & release times with an open-source solution maintained by industry experts
Protects you from vendor dependance with a risk-free open software
Minimize stability risks by owning your Bidon instance
Open source-code solution adaptable to your needs
Own your ad auction's data & stop sharing your data with competitors
Get access to event-based raw data for real-time in-depth analytics
Increase revenues with 100% transparent & efficient auction logic
For Ad Ops
Get access to event-based raw data for real-time in-depth analytics
Direct integration with your partners
Speed up integration & fixing problem with open-source code
Cut the middlemen between you and the advertisers, and increase profits
Smoothly transition from the ad mediation to Bidon multi-round ad auctions
Open source-code solution adaptable to your needs
Increase revenues with 100% transparent & efficient auction logic
Break free from captive solutions that change conditions and exclude/limit your growth
Accelerate your A/B tests by accessing to event-based data & insights
For QAs
Accelerate your A/B tests by accessing to event-based data & insights
Transparent issue reports and community-generated solutions
Speed up integration & fixing problem with open-source code
Open source-code solution adaptable to your needs
Cut costs & release times with an open-source solution maintained by industry experts
Minimize stability risks by owning your Bidon instance
Get access to event-based raw data for real-time in-depth analytics
Use Bidon as the only in-app ad technology for Android, iOS or Unity
Break free from captive solutions that change conditions and exclude/limit your growth
For Demand Side
Direct Access to the ad inventory
Contribute and maintain your adapter to ensure the best performance
Fair auction controlled by the publisher (instead of your competitors)
Ability to start with S2S and, later, switch to SDK Integration
Cut middlemen and resellers to increase your profits
Open source & transparent auction mechanics allow DSP to provide the best bidding strategy

BidOn’s Roadmap: Growth, Support & Impact

BidOn is supported by leading publishers and demand providers in ad tech, working together to build an open and transparent ecosystem.

Backed by 3 founding demand members and 4 general demand members.

Our plan is to onboard:

12 MILLION DAU

in the first 6 months of 2025

Bidon is a recognized

501 ( c )‎(3) nonprofit organization

all donations are tax-deductible.

Explore the Roadmap

Join BidOn & Shape the Future of Open Ad Tech

BidOn is more than a product — it’s a movement to keep the ad ecosystem open, transparent, and fair for all. Whether you’re a developer, publisher, or ad tech company, there’s a way for you to get involved.

Contribute to Open Ad Tech → Join Us on GitHub
Become a Member → Get access to insights, governance, and exclusive benefits.
Support the Cause → Join our fundraising efforts to drive innovation forward.
Explore Membership Opportunities →

Bidon is open source and free. Forever.

BidOn is more than a product—it’s a movement for fairness, transparency, and control in the mobile ad ecosystem.
Join our growing community and integrate BidOn into your app.

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