ADHD · comparison

The best to-do apps for ADHD, ranked by capture friction.

The best to-do app for ADHD in 2026 is the one with the least friction between having a thought and having it captured — and by that measure Brainspill leads: you tap once, say everything on your mind, and it becomes an organized task list without you typing, sorting, or filing anything. WhisperPlan is a strong voice-first alternative with energy-level filtering, Structured suits people who need to see their day as a visual timeline, and Todoist is the pick if structure motivates you rather than overwhelms you.

Disclosure: Brainspill is our app — and it exists because of everything in the next paragraph. The comparisons below are factual, and several of these alternatives are genuinely better for specific needs. Nothing on this page is medical advice; these are task tools, not treatments.

Why most to-do apps quietly fail here

Most productivity apps are built on an assumption: that when a thought arrives, you will stop, open the app, type the task, pick a due date, choose a list, and maybe add a priority. That’s five decisions per thought. If thoughts arrive fast and working memory is the bottleneck, the thought is often gone before the form is filled in — and every abandoned setup step makes the app feel like homework.

The pattern people describe over and over: a new app works for two weeks, the list goes stale, the guilt arrives, repeat. So this list ranks apps by capture friction — how little the app demands of you at the exact moment a thought shows up — and only then by what happens after capture.

1. Brainspill — capture at the speed of thought

Best for: getting everything out of your head before it evaporates.

Brainspill’s whole design is one gesture: tap the orb and talk. Say twelve things in one unstructured ramble — appointments, chores, worries, half-ideas — and the AI splits them into individual tasks, events, and reminders, each dated and filed. The organizing step that other apps leave to you is the step Brainspill’s AI does.

Details that matter for this audience specifically:

Honest limits: iPhone only, and if what you want is heavy project structure — sub-tasks, dependencies, filters — Brainspill deliberately isn’t that. It pairs well with the structured apps below.

2. WhisperPlan — voice capture plus energy levels

WhisperPlan is also voice-first and explicitly courts this audience. Its standout idea: tag tasks by energy level, and on low-capacity days show only the low-energy ones. That’s a genuinely thoughtful reframe — “what can I actually do right now” instead of one guilt-inducing master list. Cloud-based processing (OpenAI Whisper + Gemini), iOS; the free tier allows 10 short recordings a month, and Pro is €70/year.

3. Structured — see the day as a timeline

Structured turns your day into a visual timeline of blocks rather than a list. For people who lose track of time or find lists abstract, seeing tasks laid on the actual day is the unlock. Capture is still typing-first, so pair its planning strengths with a faster capture tool. Free tier available; iOS, Android, and web.

4. Todoist — structure after capture, now with voice

Todoist is the most mature task system on any platform, and its Ramble feature (voice-to-tasks, 10 sessions a month free) finally gives it a low-friction capture mode. The flip side of its power is decision surface: projects, labels, filters, and priorities all invite fiddling, which can become its own procrastination. Pick it if structure motivates you rather than overwhelms you.

5. TickTick — the balanced all-rounder

Voice input on the free tier, a built-in Pomodoro timer, and calendar view make TickTick a solid middle ground: more structure than Brainspill, less setup than Todoist. Voice input here is dictation-style with smart date parsing — say “meeting at 10am tomorrow” and the deadline sets itself — rather than true ramble-splitting.

Side by side

AppCapture methodDecisions at captureStructure after captureFree tier
BrainspillSpeak a rambleZero — AI splits and filesLight (syncs to Reminders)2-min spill daily
WhisperPlanSpeakLowMedium (projects, energy tags)Yes
StructuredTypeMediumVisual timelineYes
TodoistType or RambleMediumVery highYes (Ramble capped)
TickTickType or dictateMediumHighYes

Questions, answered

What’s a brain dump, and which apps support it?

A brain dump is emptying everything in your head — tasks, worries, ideas — into one place without organizing as you go, then sorting afterwards. Brainspill automates the sorting step: speak the dump and the AI converts it into separate, dated tasks. WhisperPlan does this too; in Todoist you can approximate it with Ramble.

Why do to-do apps stop working after a couple of weeks?

The most common pattern: capture requires too many steps, items stop going in, the list goes stale, and opening the app starts to feel bad. Fixes that work: reduce capture friction (voice beats typing), keep tasks somewhere you see anyway (like Apple Reminders), and let something else do the filing.

Are these apps a treatment for ADHD?

No. None of these apps treat, manage, or diagnose anything — they’re task tools, and this article makes no medical claims. They’re ranked purely on how little effort they demand at the moment a thought arrives. For anything medical, talk to a clinician.

What’s the best free option?

Brainspill’s free tier covers the core loop — a 2-minute spill with AI extraction, every day. TickTick’s free tier is the strongest of the structured apps. Apple Reminders itself is free and underrated — pair it with a faster capture layer.

Built for the walk home.

Talk at it on the way back from the shops. Everything’s sorted, dated, and in your Reminders when you get in. Free, no account.