Whiteboard vs Tidu
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Whiteboard
This simple notepad app allows users to write notes horizontally with customizable colors and sizes. Save your notes as images and easily access them later. Optimized for quick jotting and visual organization.
- Horizontal writing
- Color selection
- Adjustable text size
- Save notes as images
- Simple interface
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Simple notepad sideways! ◆ Write to choose a color. ◆ you can change the size of the slider. ◆ you will be able to save the image. ※ (later iOS6) · · · If I can not save image / Privacy "Settings" / Please turn on the "Notes" horizontal / photo.
Tidu
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Tidu is a routine runner built for ADHD adults. Break your morning, evening, or work routine into small, timed steps, and let Tidu guide you through them one at a time with a big, calming visual timer. No walls of text, no overwhelming to-do lists - just the next step, right when you need it. FEATURES - Build routines from small, timed steps - Follow along with a large, focus-friendly countdown ring - Gentle reminders that fit your schedule - Track your progress over time - Celebrate finishing a routine - Choose a light, dark, or automatic theme PRIVACY FIRST Tidu has no account and no server. Everything - your routines, your progress - stays on your device. Free to use, with a one-time purchase to remove ads for life - grab it at a limited-time welcome price during your first few days. Tidu is a productivity tool and does not provide medical advice.
Screenshots
Verdict
The clearest difference is in-app purchases: Whiteboard at none against Tidu's 2. Tidu's advantage is update cadence (every 5 days vs every 4 months). On price, ads, device support and iOS requirement 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
Both are free to download. Tidu sells 2 one-off in-app purchases. Whiteboard asks for nothing beyond the download.
Whiteboard ships an update every 4 months, Tidu every 5 days. The most recent releases landed on October 4, 2026 and October 9, 2026 respectively.
| Parameter | Whiteboard | Tidu |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | — |
| Positive reviews | 30.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 4 months | Every 5 days — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Kiyoshi Koike | BATUHAN KOC |
In-app purchases
Whiteboard
No in-app purchases
Tidu
- Remove Ads - Welcome Offer$0.99
- Remove Ads$2.99
Questions
Is Whiteboard free?
Is Tidu free?
Do Whiteboard or Tidu have ads?
Which is updated more often, Whiteboard or Tidu?
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