Lifestack Review (2026): Pricing, Features & Honest Verdict

TLDR

Lifestack is an AI daily planner that reads sleep and recovery data from your wearable, then time-blocks your calendar around when your body can actually focus. Clever idea, cheap, and useless without a tracker. Best for: Oura, WHOOP or Apple Watch owners who plan their day. Price: From $7/mo, no free plan. Rating: 7.7/10

What is Lifestack?

Lifestack is a calendar app with a health feed wired into it. It connects to your wearable, pulls overnight sleep and recovery data, and produces an energy curve for the day ahead. Then it schedules your tasks against that curve, putting demanding work where your energy peaks and admin where it dips. The pitch is simple: most planners assume every hour is identical, and anyone who has tried to write a strategy document at 3pm after four hours of sleep knows that is nonsense.

It is built by DeMind Inc. and came out of Y Combinator. The app runs on iPhone, Android, Mac and as a Chrome extension, and it syncs with multiple calendars plus task tools like Trello. Health data comes in through Apple Health and direct connections, which covers Oura, WHOOP, Apple Watch, Fitbit and Garmin. We dug into what makes it different from the pile of AI schedulers launched in the last two years, and the answer is that everything else optimizes around your commitments. Lifestack optimizes around your body. That is a genuinely different starting assumption and it produces a different schedule.

What Are Lifestack’s Key Features?

Energy Zones

This is the core feature and the whole reason to consider the app. Lifestack turns your recovery and sleep data into a curve across the day, marked as high, medium and low energy zones, then places your tasks accordingly. Deep work lands in the peak. Email, expenses and calls get pushed to the trough. On a day after poor sleep it will visibly flatten your plan rather than pretending you can grind through. That last behavior is the part users mention most, because it gives you permission to schedule a lighter day with data behind it instead of guilt.

Wearable Insights in the Calendar

Your sleep score, recovery and activity sit directly next to your calendar rather than in a separate health app you check once a week and forget. It sounds minor. In practice it changes behavior, because you see last night’s sleep at the exact moment you are deciding whether to accept a 7am meeting. Lifestack supports Oura, WHOOP, Apple Watch, Fitbit and Garmin, with Apple Health acting as the bridge for most devices. This is the feature that justifies the app existing as a calendar rather than a widget.

Meals, Sleep and Recovery Planning

Beyond work blocks, Lifestack schedules meals and rest around the day’s demands. If you have a heavy afternoon, it will suggest eating earlier. If your recovery is poor, it nudges an earlier wind-down. The logic here is lighter than the energy zones feature and it works best as a prompt rather than a prescription, but for anyone trying to hold a routine together it removes the daily decision-making. It also folds workouts into the same plan, which is where the wearable data pays off twice.

AI Copilot and Integrations

There is a 24/7 AI copilot for the “what should I do next” moments, which will rearrange blocks, answer questions about your day and suggest adjustments in plain language. It integrates with Google Calendar and other calendar systems, and with task tools including Trello, so it can act as the planning layer on top of a stack you already have. The integration list is shorter than what Reclaim or Motion offer, and that is a fair criticism if your tasks live in Asana, Linear or Jira.

How Much Does Lifestack Cost?

Lifestack starts at $7 per month, which makes it one of the cheapest AI planners on the market. The annual plan is $50 per year, working out to about $4.17 a month, and it is the only plan that comes with a free trial, seven days. There is also a lifetime license at $120 one time. Every plan includes the same feature set: the mobile apps for iOS and Android, the Chrome extension, and unlimited calendars and tasks. There is no feature gating between tiers, only billing terms. Bulk and team purchases are handled by contacting the company directly.

The lifetime option deserves a note. At $120 against $50 a year, it pays for itself in roughly 29 months. That is a reasonable bet if you already wear a tracker daily and know the energy model works for you, and a bad one if you are still deciding, which most people will be. Take the annual plan with the 7-day trial first. There is no permanently free tier, and the monthly plan has no trial at all, so $7 is the real cost of a proper test if you want month-to-month flexibility.

Against the competition this is cheap by a wide margin. Sunsama is $20 per month billed yearly or $25 monthly. Motion is $19 per seat per month billed yearly and $29 monthly. Reclaim.ai has a free Lite tier but its Starter plan is $10 per seat per month billed yearly. Lifestack at $50 a year costs less than three months of Sunsama. It is also doing less: this is a personal planner, not a team scheduling system, and there is no seat-based team management to speak of.

Who is Lifestack Best For?

Use Lifestack if you already wear a tracker every day. That is the whole test. If an Oura ring, WHOOP band or Apple Watch is already on you when you wake up, the app gets a real signal to work with and the planning genuinely improves. Founders, knowledge workers and anyone whose output depends on a few hours of deep focus will get the most out of it, because the cost of putting hard work in the wrong slot is highest for them.

It also fits people who are already health-tracking but have never connected that data to how they actually plan. The gap between “my recovery is 42%” and “so I should move the client pitch” is exactly what Lifestack closes.

Concretely, it works for:

• Founders and solo operators who control their own calendar
• Shift workers and anyone with an irregular sleep pattern where a fixed routine fails
• Athletes and serious trainers balancing workouts against cognitive work
• Existing Oura, WHOOP, Garmin or Apple Watch owners looking for a use for the data

Skip Lifestack if you do not own a wearable. The company says the app works without one, but the wearable insights are the product, and without them you are paying for a mediocre calendar. Skip it if your calendar is dictated by other people, since a planner that recommends moving your 9am is useless when your manager booked it. Skip it if you need team scheduling, project management or heavy integrations, because Motion and Reclaim are built for that and Lifestack is not. And skip it if you are prone to over-indexing on metrics, since testers have reported that a low energy score can dent your mood on a day you were otherwise fine.

Best Lifestack Alternatives

Reclaim.ai

The best free option and the strongest choice for team calendars. Reclaim has a genuinely free Lite tier, with Starter at $10 per seat per month billed yearly and Business at $15. It auto-schedules habits, tasks and meetings, defends focus time, and handles smart 1:1 booking across a team, which Lifestack does not attempt. What it has no concept of is your physiology. Reclaim optimizes around your commitments and preferences. Pick it if you work inside a team calendar and want scheduling automation without paying anything.

Sunsama

The considered, calm daily planner and the opposite of Lifestack’s automation. Sunsama costs $20 per month billed yearly or $25 monthly, with a 14-day free trial and no free plan. It walks you through a guided daily planning ritual, pulls tasks from Asana, Jira, Trello, Todoist and email, and asks you to commit to a realistic amount of work. It is the most expensive option here by a distance and it does no health tracking. Choose Sunsama if the problem is over-committing rather than mistiming.

Motion

The heavyweight AI scheduler. Motion Pro is $19 per seat per month billed yearly or $29 monthly, with Business at $29 yearly per seat, and there is a 7-day trial but no free plan. It combines project management, task management and auto-scheduling in one tool and will rebuild your entire week when a deadline slips. It is far more capable than Lifestack and far more expensive, and it treats you as a work unit rather than a body. Pick Motion if you are juggling projects and deadlines, and Lifestack if you are juggling energy.

Final Verdict: Is Lifestack Worth It?

Lifestack earns a 7.7 for having a real idea and executing it cheaply. Scheduling around measured energy rather than assumed availability is a better model than what every other AI planner uses, and at $50 a year it costs a quarter of Sunsama and less than a third of Motion. If you wear a tracker daily and control your own calendar, this is the most interesting productivity purchase in its price range and the payback on one correctly-timed deep work block is immediate.

The limits are real and you should take them seriously. No wearable means no product, and the app’s usefulness collapses to that of a plain calendar. The circadian model does not fit everyone, and some people simply do not have a legible energy curve. Testers have also flagged that watching an energy score every morning can turn into another thing to feel bad about. The integration library is thin next to Motion and Reclaim, and there is no free plan to explore on. Take the $50 annual plan for the 7-day trial, wear your tracker through the whole week, and judge it on whether the schedule it produces actually matches how you felt. If it does, it is a bargain. If it does not, you are out $50 and you learned something about yourself.