Comparison

The Stack vs ThinkLess

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

Head to head
About

The Stack

This app offers a straightforward approach to managing tasks and capturing thoughts. It utilizes a single list of text-based notes organized with hashtags for easy retrieval and organization.

Highlights
  • Simple text-based notes
  • Hashtag organization
  • Easy idea capture
  • To-do list management
  • Streamlined interface
Read full description

The Stack is a different take on To-Do List management. It favours simplicity, and encourages easy capture of your thoughts ("notes to self") as you have them. It uses a single list of simple text-based notes, organised using #hashtags.

About

ThinkLess

Features
Read full description

ThinkLess is a calm productivity app built for people who think too much. Capture what's on your mind before it disappears. Reflect on the music that shapes your mood. Record your dreams before they fade. Then let ThinkLess show you the patterns. CAPTURE A frictionless inbox for whatever's in your head — ideas, tasks, observations, half-formed thoughts. Sort them when you're ready: act on them, sit with them, or let them go. MUSIC JOURNAL Log the songs that mark your moments. Add a star rating, a temperature (warm or cool), and a note about how it made you feel. Search by artist, mood, or memory. DREAM JOURNAL Record your dreams with mood, sleep score, and duration. Over time, your patterns become visible in your weekly report. WEEKLY INSIGHTS ThinkLess quietly builds a picture of your week — what you captured, what moved you, how you slept. No dashboards, no streaks. Just a clear summary when you want it. PRIVATE BY DESIGN No account required. No analytics. No tracking. Everything lives on your device. Optional iCloud sync keeps your data in your own cloud — nowhere else.

Screenshots

The Stack4 screens
ThinkLess4 screens

Verdict

The call

The clearest difference is update cadence: ThinkLess at every 5 days against The Stack's every 5 weeks. ThinkLess also leads on iOS requirement (18.0 vs 26.0). The Stack's advantage is device support (4 vs 2). On price, ads and in-app purchases 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. The Stack sells 3 one-off in-app purchases and ThinkLess sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

The Stack ships an update every 5 weeks, ThinkLess every 5 days. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 6 level
The Stack versus ThinkLess: the parameters behind the verdict, then further details
ParameterThe StackThinkLess
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 5 weeksEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac, Apple Watch — betteriPhone, iPad
Requires iOS26.018.0 — better
Further details — not scored
Size12 MB8 MB
Age rating4+4+
DeveloperElegant Chaos Limited洪秀 王

In-app purchases

3 purchases

The Stack

One-time3
  • Fresh Straw$0.99
  • A Nice Juicy Carrot$2.99
  • Deluxe Hamster Wheel$9.99
1 purchases

ThinkLess

One-time1
  • ThinkLess Pro$4.99

Questions

Is The Stack free?
The Stack is free to download, with in-app purchases available.
Is ThinkLess free?
ThinkLess is free to download, with in-app purchases available.
Do The Stack or ThinkLess have ads?
Neither The Stack nor ThinkLess shows ads.
Which is updated more often, The Stack or ThinkLess?
The Stack ships an update every 5 weeks, and ThinkLess every 5 days. Most recently, The Stack was updated on October 7, 2026 and ThinkLess on October 6, 2026.

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