Comparison

Seablue Directory vs One & Three

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

Head to head
About

Seablue Directory

Features
Read full description

Introducing the Seablue Network Directory, an essential company directory exclusively tailored for members of the Seablue Network. Accessible through our mobile app, it provides a seamless experience for locating all agents within the network. With just a few taps, you can easily contact them via email or phone, initiate chats, and stay updated with the latest news—all conveniently consolidated in one place.

About

One & Three

This productivity app helps you focus on your most important tasks with a simple, minimalist design. It limits your daily focus to one main task and up to three supporting tasks, reducing overwhelm and decision fatigue.

Highlights
  • Focus on one main task daily
  • Add up to three supporting tasks
  • Minimalist and calming design
  • Quick entry with no distractions
  • Simple gestures and intuitive flow
  • Reduces decision fatigue
Read full description

Stay focused. Feel accomplished. One & Three is a radically simple to-do list app designed to work with your brain—not against it. Whether you’re neurodivergent, easily distracted, or just overwhelmed by endless lists, this app helps you focus on what really matters. How it works: • Choose One main task for the day • Add up to Three supporting tasks • That’s it—no complicated folders, categories, or endless scrolling This structure helps reduce decision fatigue and fight off the “too much to do” spiral. Built with ADHD brains in mind: • Minimal, calming design • Quick entry with no distractions • Simple gestures and intuitive flow We believe productivity doesn’t have to be overwhelming. One & Three is a small app with a big heart—designed to help you get through the day, one task at a time. Support the developer: One & Three will always be free. If you’d like to support the app, you can make a one-time purchase in the app to keep it going and to support the developer.

Screenshots

Seablue Directory4 screens
One & Three4 screens

Verdict

The call

The clearest difference is in-app purchases: Seablue Directory at none against One & Three's 4. Seablue Directory also leads on iOS requirement (14.0.0 vs 17.6). One & Three's advantage is update cadence (daily vs every 3 weeks). On price, ads and device support 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

Both are free to download. One & Three sells 4 one-off in-app purchases. Seablue Directory asks for nothing beyond the download.

UpkeepUpdate frequency

Seablue Directory ships an update every 3 weeks, One & Three daily. The most recent releases landed on October 8, 2026 and October 4, 2026 respectively.

Scorecard3 real differences · 7 level
Seablue Directory versus One & Three: the parameters behind the verdict, then further details
ParameterSeablue DirectoryOne & Three
PriceFreeFree
Rating—5.0 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 3 weeksDaily — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0.0 — better17.6
Further details — not scored
Size52 MB4 MB
Age rating4+4+
DeveloperLaurent VienneScott Curry

In-app purchases

None

Seablue Directory

No in-app purchases

4 purchases

One & Three

One-time4
  • Small$1.99
  • Medium$4.99
  • Large$9.99
Show 1 more
  • Extra-Large$24.99

Questions

Is Seablue Directory free?
Seablue Directory is free to download, with no in-app purchases.
Is One & Three free?
One & Three is free to download, with in-app purchases available.
Do Seablue Directory or One & Three have ads?
Neither Seablue Directory nor One & Three shows ads.
Which is updated more often, Seablue Directory or One & Three?
Seablue Directory ships an update every 3 weeks, and One & Three daily. Most recently, Seablue Directory was updated on October 8, 2026 and One & Three on October 4, 2026.

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