Comparison

2Do Legacy Edition vs How Long

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

2Do Legacy Edition

This app offers a flexible and powerful way to manage your tasks, checklists, and projects. It adapts to your workflow with a simple interface, allowing you to organize and prioritize what matters most. Features include custom lists, smart lists, and batch editing.

Highlights
  • Create simple tasks, checklists, and projects
  • Multiple alarms and flexible repeating options
  • Organize tasks with lists, groups, and smart lists
  • Password protection for app or individual lists
  • Batch editing and task sharing
  • Sync across devices via Dropbox, CalDAV, and more
  • Email to task integration
Features
Read full description

IMPORTANT - 2Do v4 is here. You are looking at the old, legacy version of 2Do. Please visit: https://apps.apple.com/app/2do-todos-tasks-notes/id1470214600 "2Do adapts to my needs, not the other way around. 2Do gets me."- Macstories 2Do lets you take a completely different approach to managing your tasks. With its extremely simple-to-use interface and a comprehensive and flexible set of powerful features, it lets you focus on what's most important to you: your life. There is no wrong way of using 2Do, and unlike other to-do apps, it won't force you in adhering to a particular task management methodology. AWARDS • Macstories: App of the Year 2015 • Apple - App of the week, June 2015 • Apple - Mac App Store “Best of 2013” • “Best App Ever Awards” Winner • Cult Of Mac - 5/5 • Gizmodo "Best app for forgetful people" - Gold Medal PLUGINS: Email to 2Do: Optional plugin that allows you to integrate your email address directly with 2Do, thus allowing you to email yourself tasks from anywhere. You can even use automation, such as IFTTT, to add reminders to your list. SYNC • Stay in sync using one of the following: Dropbox, Reminders (CalDAV), Toodledo, Fruux (CalDAV), Calendar Server (CalDAV), ownCloud (CalDAV), SabreDAV (CalDAV) or a 3rd party CalDAV Server of choice. • Using Reminders CalDAV sync enables Siri • Periodic automatic backups are created for you (compatible with 2Do for Mac) for a rainy day. • Automatic Push sync between devices SIMPLE TASKS, CHECKLISTS & PROJECTS • Create simple tasks, or checklists and projects with sub-tasks. Tasks can have notes, attachments and multiple alarms. • Set any task to repeat using a flexible set of options. • Assign multiple alerts / reminders PASSWORD PROTECTION • Set a lock to the whole app or individual lists LIST GROUPS, LISTS, INBOX & SMART LISTS • In addition to built-in Focus lists that allow you to conveniently view upcoming, starred or scheduled tasks, you can create multiple lists to manage and organize your tasks. • Built-in support for GTD Inbox • Smart lists let you harness the true potential of 2Do using a number of search options, filters and search pre-sets. Using Smart Lists, you can create custom views of your tasks and use them to focus-in or find frequently managed tasks. 
 PINCH ZOOMING • Control the amount of information you wish to see with a simple pinch-to-zoom gesture, from single line titles to multiple lines of titles, notes and tags.
 BATCH EDITING & SHARING • Drag & Drop support to move tasks between lists or drop on calendar to defer • Batch tagging, starring, marking tasks done and more • Task Sharing via AirDrop, iMessage and Email REIMAGINED TASK EDITOR & QUICK ADD • With focus on switching between editors effortlessly using a single tap only, you’ll save dozens of taps and swipes when editing your tasks. • Save your thoughts as they come to you, by using Quick Add (Tap-hold on [+]) • X-callback-url support TAGS • Manage tags from a dedicated Tags Panel • Organize your tags within groups • Leverage the powerful integration of Tags & Smart Lists to filter on frequently managed tasks. 
• Find Used vs. Unused tags YOUR TASKS UNLIMITED • Set a Start Date to hide tasks from a list before they're relevant and add Duration to put an estimate on the amount of time you’ll be spending on your task • Add an action to call, write an email or trigger a URL Scheme right from 2Do • Attach an image or a voice note to your tasks • Customizations for time management • Use as an events / party planner, or an effective birthday reminder • Desktop-class Task Manager ALERTS • Attach multiple alerts to each task • Attach locations to tasks and get nearby alerts as you approach assigned locations DESKTOP-CLASS IPAD APP • Everything from Tasks to Calendar Events - all managed from the same screen. • Manage calendar events and schedules • Split-screen support • Keyboard shortcuts

About

How Long

Automatically track time spent at important locations like the gym or office using geofencing and Wi-Fi. Set weekly goals, view detailed statistics, and receive smart suggestions for new places. Enjoy battery-friendly background tracking.

Highlights
  • Automatic location time tracking
  • Geofencing and Wi-Fi detection
  • Weekly goal setting and progress tracking
  • Detailed visit statistics
  • Smart place suggestions
  • Battery-friendly background operation
  • Home screen widgets
Features
Read full description

How Long answers one question: how much time do you actually spend at the places that matter? Save your gym, office, coffee shop, or a friend's house, and How Long quietly notices when you arrive and leave. No check-ins, no timers. FOR FAMILIES, WITHOUT THE TRACKING Know when your kid gets to school, when Grandma is home again, when your partner has left the office. Share just the places that matter with the people who matter, and they'll see arrivals and departures there and nothing else. No live map, no history of everywhere someone went. One Pro purchase covers your whole family through Family Sharing. BUILT TO BE TRUSTED • Detects arrivals and departures with geofencing, Wi-Fi, and Apple's visit monitoring, then double-checks before recording anything • Always watches the places closest to you and keeps that up to date as you move • Battery friendly: no constant GPS polling SEE WHERE YOUR TIME GOES • Total hours, visit counts, average session, and streaks for every place • Charts by day, week, month, or year, switchable between places and categories • A heatmap of which hours and days you tend to be there • Year in Review and Trip Recap cards you can share GOALS AND REMINDERS • Weekly goals: specific days or a number of visits per week, with streaks • Reminders when you've been somewhere longer than you meant to • Nudges when it's been too long since your last visit ORGANIZE • Categories for anything: Home Town, Paris 2024, Clients • Notes, ratings, and photos on every place • Smart suggestions for places you visit often but haven't saved • Share places or whole categories with a link FRIENDS (optional) • Share a place with a friend and see when they arrive and leave • A widget showing where a friend is right now • Everything goes through your own iCloud account; we never see it WIDGETS • Streak and weekly progress widgets for any place • Friend status widget HOW LONG PRO (one-time purchase, Family Sharing included) • Unlimited places (3 are free) • Travel Mode: automatically saves restaurants, trails, and sights you spend time at on a trip, with a photo you took there • Hiking detection for places you wander through without stopping • Place photos, and browse your photo library by place • Smart cadence reminders • iCloud backup and CSV export • Automations: send arrivals and departures to Zapier, IFTTT, or Home Assistant PRIVACY Your places and visits are stored on your device. Backup and friend sharing are optional and use your own iCloud account. We do not collect personal information, run analytics, or sell data. How Long needs "Always" location access to detect visits while it is in the background.

Screenshots

2Do Legacy Edition4 screens
How Long4 screens

Verdict

The call

The clearest difference is price: How Long at Free against 2Do Legacy Edition's $9.99. How Long also leads on rating (5.0 vs 4.7). 2Do Legacy Edition's advantage is ratings volume (3.7K vs 2) and device support (3 vs 1). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

How Long is free to download; 2Do Legacy Edition costs $9.99 up front. 2Do Legacy Edition sells 3 one-off in-app purchases and How Long sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

How Long holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: 2Do Legacy Edition has 3.7K ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

2Do Legacy Edition ships an update every 3 weeks, How Long fortnightly. The most recent releases landed on September 27, 2026 and September 20, 2026 respectively.

Scorecard4 real differences · 6 level
2Do Legacy Edition versus How Long: the parameters behind the verdict, then further details
Parameter2Do Legacy EditionHow Long
Price$9.99Free — better
Rating4.7 (3.7K ratings)5.0 (2 ratings) — better
Positive reviews82.7% of reviews—
Number of ratings3.7K — better2
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS17.6 — better18.0
Further details — not scored
Size96 MB9 MB
Age rating4+12+
DeveloperBeehive Innovations ServicesGDW Entertainment, LLC

Customer experience

2Do Legacy Edition

All ratings3,722 ratings
Positive93.1%
Neutral2.8%
Negative4.1%
Written reviews2,029 reviews
Positive82.7%
Neutral6.6%
Negative10.7%

How Long

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

2Do Legacy Edition

Reported bugs

4 issues
  • Crashes after recent update
  • Repeating tasks not working correctly
  • Unable to add new tasks in some cases
  • Sync issues between devices

Requested features

6 requests
  • Dark mode option
  • Native calendar integration
  • Improved Apple Watch support
  • Easier task prioritization
  • Better email integration
Show 1 more
  • Shared task lists

How Long

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

2Do Legacy Edition

One-time3
  • Email to 2Do Plus$1.99
  • Email to 2Do$1.99
  • Email to 2Do$3.99
4 purchases

How Long

One-time4
  • Small Tip$0.99
  • Medium Tip$2.99
  • Large Tip$4.99
Show 1 more
  • How Long Pro$5.99

Questions

Is 2Do Legacy Edition free?
2Do Legacy Edition costs $9.99, and also offers in-app purchases.
Is How Long free?
How Long is free to download, with in-app purchases available.
Which has better reviews, 2Do Legacy Edition or How Long?
How Long is rated higher. 2Do Legacy Edition averages 4.7 out of 5 from 3.7K ratings, while How Long averages 5.0 from 2 ratings.
Do 2Do Legacy Edition or How Long have ads?
Neither 2Do Legacy Edition nor How Long shows ads.
Which is updated more often, 2Do Legacy Edition or How Long?
2Do Legacy Edition ships an update every 3 weeks, and How Long fortnightly. Most recently, 2Do Legacy Edition was updated on September 27, 2026 and How Long on September 20, 2026.

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