{
  "id": 17532093,
  "title": "My Jetpack Compose List Was Dropping Frames on ₹ Signs — Here's the Fix",
  "url": "https://urgent.news/2026/11/01/my-jetpack-compose-list-was-dropping-frames-on-signs-heres-the-fix",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-11-01T04:30:00.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/devanshu_patil/my-jetpack-compose-list-was-dropping-frames-on-signs-heres-the-fix-k0d"
  },
  "original_language": "en",
  "account": "FinLedger, a personal finance app, experienced UI frame drops when rendering large lists of transaction data. The root causes were heavy list transformations on the main thread, multiple database queries firing simultaneously, and unstable model classes causing unnecessary recompositions. To fix these issues, the team refactored the reactive data pipeline to offload computations to background threads (Dispatchers.Default), consolidated multiple database queries into three shared hot streams, and replaced standard collectAsState with collectAsStateWithLifecycle to prevent background flow collection. These optimizations resulted in an average frame render time of 3.1ms, achieving consistent 60/120fps scrolling and improving app startup time by over 35%.",
  "summary": "Jetpack Compose has transformed Android UI development. Its declarative programming model, concise syntax, and reactive state integration make building modern interfaces a joy. Until you load a few hundred date-grouped financial transactions into a LazyColumn , swipe down rapidly, and watch your silky-smooth 120Hz display stutter. In personal finance apps, transaction feeds are dynamic,…",
  "key_points": [
    "FinLedger app experienced UI frame drops with large transaction lists",
    "Refactored reactive data pipeline to offload computations to background threads",
    "Optimizations achieved consistent 60/120fps scrolling and 35% app startup improvement"
  ],
  "editors_take": "Offloading heavy computations to background threads and consolidating database queries transforms a stuttering interface into a high-performance user experience by eliminating main thread bottlenecks and unnecessary recompositions.",
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}