Best Winter Arc Apps (2026): Free Habit Trackers and Planners for iPhone and Android

TL;DR:

• For streaks on Android, start with Loop Habit Tracker: free, ad-free, open source, and a missed day doesn't wipe your progress score.
• On iPhone, Streaks is a one-time $5.99 with Apple Watch and Lock Screen widgets. HabitKit covers iPhone and Android, free for up to four habits.
• The apps literally named "Winter Arc" are small: the biggest on Google Play has about 240 reviews.
• Codot (our app) is a different kind of tool: tell it your arc once and it sets up the habits, timed reminders, a morning briefing and a scheduled evening check-in, then re-plans when you say you missed something. It's on the App Store and Google Play; the morning briefing is iPhone only. It has no friends or group features.

Disclosure: Codot is our product. Facts about the other apps come from their App Store and Google Play listings and official sites, checked on November 3, 2026. Prices are US and can differ by country.

If you started on October 1, as most 2026 guides suggest, this is week five. The rules list you wrote in a notes app is still there. What usually goes first is the part nobody wrote down: who reminds you at 9 p.m. that you haven't read yet, and what happens to Tuesday's run after you skipped it.

An app can help with that, but only if you pick it for the job that's actually breaking.

What a Winter Arc app has to do

If you haven't written the plan yet, start with our 8-week Winter Arc plan or a 30-day PTE study plan for a November start; the app matters less than the rules. Most arcs fall apart in one of four places, and different apps are good at different ones:

1. Tracking streaks. Seeing the chain. Any habit tracker does this.
2. A daily plan. Knowing at 7 a.m. what today's arc looks like, around your real calendar or rotating shift calendar app.
3. Reminders and check-ins. A nudge at the right time, and someone asking how the day went.
4. Free, ideally offline. A three-month challenge shouldn't need another subscription.

Winter Arc apps compared

The apps actually named "Winter Arc"

Searching the stores for "winter arc app" mostly turns up single-developer apps. Read the rating counts before you download.

Winter Arc by Coldstart (iPhone, TheRoaming, Inc.) has the most structure: you pick a premade "contract" or write your own, set daily, weekly or monthly goals and a length, sign it, then check tasks off with reminders and progress photos. The free version caps tasks; the listing says Pro unlocks unlimited tasks and daily notifications. The US store lists many Pro tiers, from $5.99 a month to $49.99 a year, so check which one you tap. Its latest version is dated September 15, 2026.

Winter Arc Challenge (Android, leadloomer.com) is the most-installed one we found on Google Play, with 10K+ downloads and a 4.8 average from about 240 reviews. It's free with ads and covers daily goals, reminders, motivational quotes and stats. Winter Arc by MyTechTools (Android) is newer, with 1K+ downloads and no ratings yet, but its feature list is thoughtful: a four-month calendar where each day shows green, amber or red, current and best streaks, and three home screen widgets, including a streak heat map.

You may also see "Winter Arc – 75 Day Challenge" in older lists. Its App Store page returned "not found" when we checked on November 3, and Apple's lookup returns no result for it in the US store.

We'd use one only if the winter theme genuinely motivates you; none has the track record of the trackers below.

For tracking streaks: Loop, HabitKit, Streaks, Way of Life

Loop Habit Tracker is the answer to "winter arc app for Android" if you want free with no catch. The developer describes it as completely ad-free and open source, with habits you can schedule as "3 times every week" instead of only daily, a reminder per habit that you can check off from the notification, and home screen widgets. For a 90-day challenge, its habit score is the useful part, because a few missed days after a long streak lower the score instead of resetting you to zero. It's Android only, and its last Play Store update was September 2025.

That design choice lines up with what comes up again and again in Hacker News threads about habit trackers: losing a long streak to one bad day is crushing, and people ask for streak freezes or forgiving scores. In another thread, night owls complained that most trackers roll over at midnight, and Loop came up as the open-source app that lets the day start at 3 a.m.

HabitKit is the cross-platform option: the same app on iPhone and Android, no account, works offline. The free version allows up to four habits with streaks, a calendar, notes and reminders; Pro adds unlimited habits, statistics and widgets. Four is enough for a lean arc (wake time, training, reading, no phone at night) and tight for a long rules list.

Streaks is Apple-only and costs $5.99 once. It's the most polished choice if you live in Apple's ecosystem, with a full Apple Watch app, interactive Lock Screen widgets, and habits that complete themselves from more than 80 kinds of Apple Health data, so "walk 8,000 steps" ticks without you touching it. The limit is 24 habits.

Way of Life tracks habits you want to quit as well as ones you want to build, with a color code for each day and a note field for what triggered a slip. Unlimited items need Premium. Its Android rating (3.6) is much lower than its iPhone rating, and its last Android update was August 2025.

For the training part: Hevy (and Habitica for gamers)

Most Winter Arc rule lists include training, and a habit tracker only records that you went. If you want to log sets and weights, Hevy is a free workout log on iPhone and Android with an Apple Watch app; Pro ($2.99 a month or $23.99 a year in the US) adds unlimited routines and custom exercises.

Habitica, which turns habits into a role-playing game, is fully usable for free, though its Android version contains ads.

Codot: a life buddy that carries the plan

The apps above wait for you to open them and tick boxes. Codot works the other way round: you tell it the plan once, by voice or text, and it builds the structure and comes back to you.

Picture Thursday, 6:40 a.m., gym bag on one shoulder, phone in the other hand. You say: "For the rest of my winter arc: up at six, train 30 minutes Monday to Friday, read 20 pages before bed, no phone after 10. Give me the plan every morning and check in with me at 9:30 every night." Codot turns that into habits, timed reminders, a morning briefing and a scheduled 9:30 check-in. At 9:30 on a bad Tuesday you answer "skipped the run, move it to tomorrow at lunch," and it re-plans. A life buddy holds the plan on the days your motivation doesn't.

It also takes voice on Apple Watch, the web and an iPhone Lock Screen widget, writes your tasks into Google Calendar, and logs calories with a daily nutrition summary if your arc has a diet rule.

Where Codot is weaker for an arc:

• Loop or HabitKit show a streak grid better.
• It has no friends, groups or shared challenges, and doesn't log sets and weights.
• We haven't verified how much of it works offline, so if that matters, pick Loop or HabitKit for the streaks.
• On Android we haven't verified watch or widget support, so plan on using the app itself.

Pricing: Codot's free plan covers tasks, the calendar, notes, habits, calorie logging and expenses. The timed reminders, the morning briefing and the scheduled check-in are part of Codot Max ($12.99 a month or $99.99 a year on the App Store, with 20x the free plan's usage). Every new account gets 7 days of Max free, so you can test the routine before paying; after that it drops back to the free plan without charging you.

A Winter Arc setup for Android

If you're on Android, a solid setup is Loop for the streaks (free) and Codot from Google Play for timed reminders and the evening check-in (the morning briefing is iPhone only; Codot Max, with a 7-day free trial). Winter Arc Challenge or MyTechTools' Winter Arc can replace Loop if you want the theme; both are free with ads. Streaks is not on Android.

How to choose

• You want free, offline streaks on Android: Loop Habit Tracker.
• You switch between iPhone and Android, or want no account: HabitKit, if four habits are enough on the free version.
• You're all-in on iPhone and Apple Watch: Streaks, for a one-time $5.99.
• The winter theme and a signed contract motivate you: Winter Arc by Coldstart (iPhone) or Winter Arc Challenge (Android).
• Your arc keeps collapsing because nobody plans the day or asks how it went: Codot, as a life buddy next to any tracker.

For building the whole system around an AI check-in, see how to set up an AI accountability partner for gym, study and side projects. If you have ADHD, our ADHD daily routine template and the guide to external structure for ADHD cover the routine side.

FAQ

Is there a free Winter Arc app?

Yes. Loop Habit Tracker (Android) is free with no ads. Winter Arc Challenge and MyTechTools' Winter Arc (both Android) are free with ads. HabitKit is free for up to four habits on iPhone and Android, and Habitica is fully usable for free. Codot has a free plan for tasks, habits and notes; its timed reminders, morning briefing and check-in need Codot Max, which new accounts can try free for 7 days.

What's the best Winter Arc app for Android?

For streaks, Loop Habit Tracker: 5M+ downloads, ad-free, and a habit score that survives a missed day. Pair it with Codot from Google Play if you also want timed reminders and a scheduled check-in (the morning briefing is iPhone only).

Do I need an app for the Winter Arc?

No. A paper checklist works for many people. An app adds timed reminders and an easy way to move a missed session.

Can I use these apps for 75 Soft?

Yes. Any habit tracker here can hold a 75-day list. If your version includes a diet rule, Codot's calorie logging can cover it.

How is Codot different from Streaks or Loop?

Streaks and Loop record whether you did each habit. Codot plans the arc for you: one sentence becomes habits, reminders, a morning briefing and a nightly check-in, and it re-plans when you tell it what slipped. It has no social features and a weaker streak view, so some people will use both.

The arc runs until the end of December. If you'd rather say the plan once than rebuild it every Sunday, try Codot on the App Store or Google Play.