Under Trees vs Just One Thought
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Under Trees
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Under Trees is a simple and secure private online diary app that helps you record your daily journal, secrets, journey, mood, and any private moments. It is a private diary with pictures, tags, free and customizable themes, mood tracking, affirmations, font, etc. to make your personal diary more vivid and safe. With Under Trees your privacy will be guaranteed. All must go with your permission and confirmation. The app supports setting a diary password to protect the security of your memories and private journal. Along with it, if you forgot your password to access your diary, it's very easy to gain back your access. No more longing for the reset password email. Under Trees is also a collaborative diary. It means you can create a collaborative journaling amongst couples, families, and friends. It's a great way to connect with others and share your thoughts and experiences. The app was designed to be simple and user friendly, allowing you to add or browse the whole of your diary quickly and easily. And bellow are all what will make it your choice: Multiple diaries First app ever supports multiple diaries. You can create separate diaries for your private life, work, et... in one app. Collaborative diary Easy to create a collaborative journaling amongst couples, families, and friends! Never lose data Even if you lose your phone or forget to back it up. Under Trees securely stores your data in the cloud, backed by Google. Your privacy With the passcode and fingerprint, no one can read your diary. If you forget your password there is a recovery function. Tags Manage your diary neatly and easily with the tag system: #love, #work... Search Search your entire diary in a second with keyword, date, tag search. Photo, audio You can insert images into the article, or you can draw your own! (Media package) Entry templates Don't know what to write? Start with a template. You can create your own templates too. Affirmations Boot your day with affirmations. Create and manage your own. Nice themes Many theme themes for you to choose from, all free, you can create your own theme. UI friendly Simple and easy to use, focused on the writing experience! Simple Onboarding Just login with your Google or Apple account, start writing the first entry after installation. Affordable price Free, Text or Media, find the plan that's right for you with cheapest price! Term of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://en.undertrees.app/privacy-policy.html
Just One Thought
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Just One Thought is a minimal, mindful micro-diary that helps you capture one thought each day β in just 60 seconds. Whether itβs a moment of joy, a small reflection, or something you just want to remember, this app gives you a simple, calm space to pause and write. Your entries can be protected with Face ID or a passcode and stay only on your device. No pressure. No judgment. No endless scrolling. Why Just One Thought? β’ Quick & Easy: You only need one minute a day. β’ Distraction-Free: Simple design, no clutter. β’ Fully Offline: No internet needed. Your thoughts stay on your phone. β’ Private Archive: Revisit past thoughts, sorted by date and time taken. β’ Gentle Reminders: Set a daily notification to stay consistent. This is not a place for likes or followers. Itβs just for you. Start a habit of self-awareness β one short note at a time.
Screenshots
Verdict
The clearest difference is in-app purchases: Just One Thought at none against Under Trees's 8. Under Trees's advantage is iOS requirement (11.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Under Trees sells 8 in-app purchases, starting at $0.99 per month. Just One Thought asks for nothing beyond the download.
Under Trees ships an update every 8 days, Just One Thought every 10 days. The most recent releases landed on October 20, 2026 and October 9, 2026 respectively.
| Parameter | Under Trees | Just One Thought |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 8 days β better | Every 10 days |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod β better | iPhone, iPad |
| Requires iOS | 11.0 β better | 16.6 |
| Further details β not scored | ||
| Size | 93 MB | 4 MB |
| Age rating | 17+ | 4+ |
| Developer | Lang Hoang | Aleksandr Pogrebitskii |
In-app purchases
Under Trees
- Text only plan (One month)$0.991 Month
- Media plan (One month)$2.991 Month
- Text only plan -75%$3.991 Year
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- Text only plan -50%$5.991 Year
- Media plan -75%$9.991 Year
- Text only plan$11.991 Year
- Media plan -50%$17.991 Year
- Media plan (One year)$35.991 Year
Just One Thought
No in-app purchases







