Game development platform Unity has rejected a large takeover bid from mobile technology firm AppLovin.

AppLovin offered to acquire Unity in an all-stock deal worth $17.5 billion. However, the offer came with the stipulation that Unity drops its own bid for ironSource.

IronSource and AppLovin both offer services to help developers grow and monetise their apps.

Unity’s acquisition of ironSource would provide the latter with a significant advantage in both...