Comparison

Taskuma vs TaskTetra

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

Head to head

Manage tasks in 4 split areas!

Free

📊 Productivity

No ratingsView app →

About

Taskuma

Features

Read full description

Taskuma is an iPhone App for task management and lifelogging. Features: - Task management in the "TaskChute" method. - Automatic generation of daily tasks. - Send logs to Evernote. - Support for iOS calendar. (Task import & Log export) - Checklist available in each task. - URL scheme: taskuma:// Notice: Continued use of GPS running in the background can dramatically decrease battery life. Please send your feedback to taskuma.info@gmail.com

About

TaskTetra

Features

Read full description

TaskTetra is a ToDo app that divides a single screen into four sections, allowing you to manage four types of lists simply. Without the hassle of tab switching, page transitions, or complex tagging, you can complete your task management in a clear view. The names of each section can be customized according to your preference.

Screenshots

Taskuma4 screens

TaskTetra4 screens

Verdict

The call

The clearest difference is price: TaskTetra at Free against Taskuma's $29.99. Taskuma's advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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

CostPrice · In-app purchases · Ads · Monetization

TaskTetra is free to download; Taskuma costs $29.99 up front. TaskTetra sells 1 one-off in-app purchase. Taskuma asks for nothing beyond the download.

UpkeepUpdate frequency

Taskuma ships an update every 2 weeks, TaskTetra every 15 months. The most recent releases landed on September 21, 2026 and May 17, 2026 respectively.

Scorecard4 real differences · 2 level

Taskuma versus TaskTetra: the parameters behind the verdict, then further details
Parameter	Taskuma	TaskTetra
Price	$29.99	Free — better
Update frequency	Every 2 weeks — better	Every 15 months
Ads	No — better	Yes
In-app purchases	No — better	Yes
Devices	iPhone, Apple Watch — better	iPhone
Requires iOS	17.0	16.0 — better
Further details — not scored
Size	32 MB	15 MB
Age rating	4+	4+
Developer	Sayaka Tomi	Koya Nambo

In-app purchases

None

Taskuma

No in-app purchases

1 purchases

TaskTetra

One-time1

Remove Ads$1.99

Questions

Is Taskuma free?

Taskuma costs $29.99, with no in-app purchases.

Is TaskTetra free?

TaskTetra is free to download, with in-app purchases available.

Do Taskuma or TaskTetra have ads?

TaskTetra shows ads; Taskuma does not.

Which is updated more often, Taskuma or TaskTetra?

Taskuma ships an update every 2 weeks, and TaskTetra every 15 months. Most recently, Taskuma was updated on September 21, 2026 and TaskTetra on May 17, 2026.