Comparison

single line diary vs To

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

Head to head

To-do List

About

single line diary

A simple daily journal app that allows you to record entries from 62 days in the past up to tomorrow. It features a checkbox for each day and lets you customize the start of your week to Sunday or Monday.

Highlights

Daily single line entries
Checkbox for each day
Customizable week start (Sunday/Monday)
Date range: 62 days prior to tomorrow

Read full description

from 62 days before to tomorrow, 64 days daily single line diary with a checkbox. switching the first day of the week in Sunday or Monday.

About

To

Features

Read full description

Create a quick and easy to-do list.

Screenshots

single line diary1 screens

To3 screens

Verdict

The call

The clearest difference is ads: To at none against single line diary's shown. single line diary's advantage is update cadence (every 6 months vs every 41 months) and iOS requirement (6.0 vs 15.6). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

single line diary ships an update every 6 months, To every 41 months. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

Scorecard3 real differences · 5 level

single line diary versus To: the parameters behind the verdict, then further details
Parameter	single line diary	To
Price	Free	Free
Positive reviews	45.5% of reviews	—
Update frequency	Every 6 months — better	Every 41 months
Ads	Yes	No — better
In-app purchases	No	No
Monetization	Ad-supported	—
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	6.0 — better	15.6
Further details — not scored
Size	4 MB	28 MB
Age rating	4+	4+
Developer	SHIGETO TAKAGI	Edwin Mejia

In-app purchases

None

single line diary

No in-app purchases

None

To

No in-app purchases

Questions

Is single line diary free?

single line diary is free to download, with no in-app purchases.

Is To free?

To is free to download, with no in-app purchases.

Do single line diary or To have ads?

single line diary shows ads; To does not.

Which is updated more often, single line diary or To?

single line diary ships an update every 6 months, and To every 41 months. Most recently, single line diary was updated on October 24, 2026 and To on October 17, 2026.