Comparison

Astronomy Logbook vs A Simple List

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

Head to head
About

Astronomy Logbook

Record astronomical observations with this red-light themed digital logbook. Securely store your notes in the cloud for access anywhere via web or app.

Highlights
  • Red-light themed interface
  • Digital observation logging
  • Cloud storage
  • Web interface access
  • Secure and private data
Features
Read full description

A logbook for stargazers and astrophotographers to record their observations. Forget blurring your night vision, searching for a notebook, pencil and table by using a convenient red-light themed app to note your observations during an observing session. Observations are stored securely and privately in cloud accessible from anywhere in the world via web interface and apps. Open source project is provided free as an app.

About

A Simple List

This app helps you create and manage multiple lists for various needs, such as groceries or to-dos. Organize items with categories, customize list colors, and easily mark tasks as complete. It's accessible on iPhone and Apple Watch for on-the-go organization.

Highlights
  • Create multiple categorized lists
  • Customize list colors
  • Add, edit, and delete items
  • Reorder list items
  • Mark items as completed
  • iPhone and Apple Watch support
Features
Read full description

Introducing A Simple List, the ultimate list making app that helps you stay organized and productive. With A Simple List, you can create and manage all your lists on your iPhone or Apple Watch, wherever you go. A Simple List allows you to create multiple lists based on your needs. Whether you want to create a grocery list, a to-do list, or a packing list, A Simple List has got you covered. You can easily create a new list and add items to it with just a few taps. You can also reorder items within a list and mark them as completed as you go. One of the best features of A Simple List is the ability to organize items using Categories. Making a grocery list? Organize your list by aisle (produce, meat, frozen, etc). A Simple List is super easy to use on your Apple Watch. You can quickly view your lists and mark items as completed right from your wrist. A Simple List also allows you to choose colors for each of your lists. You can select from a range of colors to give each list a unique look and feel, making it easy to distinguish between them at a glance. With A Simple List, you can: - Create multiple lists with categories to organize your items - Choose colors for each of your lists - Easily add, edit, or delete items within a list - Reorder items within a list - Mark items as completed as you go - Use A Simple List on your iPhone or Apple Watch Download A Simple List today and start organizing your life!

Screenshots

Astronomy Logbook3 screens
A Simple List4 screens

Verdict

The call

The clearest difference is review sentiment: Astronomy Logbook at 50% against A Simple List's 0%. Astronomy Logbook also leads on update cadence (weekly vs monthly). A Simple List's advantage is rating (4.5 vs 3.3) and ratings volume (34 vs 4). On price, ads, in-app purchases and monetization model 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.

ReceptionRating · Positive reviews · Number of ratings

A Simple List holds the better App Store score, 4.5 against 3.3. That said, the two scores are not equally well evidenced: A Simple List has 34 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 50% of Astronomy Logbook's written reviews are positive against 0% of A Simple List's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Astronomy Logbook ships an update weekly, A Simple List monthly. The most recent releases landed on October 4, 2026 and October 11, 2026 respectively.

Scorecard4 real differences · 6 level
Astronomy Logbook versus A Simple List: the parameters behind the verdict, then further details
ParameterAstronomy LogbookA Simple List
PriceFreeFree
Rating3.3 (4 ratings)4.5 (34 ratings) — better
Positive reviews50.0% of reviews — better0.0% of reviews
Number of ratings434 — better
Update frequencyWeekly — betterMonthly
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS16.6 — better17.0
Further details — not scored
Size62 MB3 MB
Age rating17+4+
DeveloperKrishna VedalaAndrew Becker

Customer experience

Astronomy Logbook

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

A Simple List

All ratings34 ratings
Positive91.2%
Neutral2.9%
Negative5.9%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Astronomy Logbook

No in-app purchases

None

A Simple List

No in-app purchases

Questions

Is Astronomy Logbook free?
Astronomy Logbook is free to download, with no in-app purchases.
Is A Simple List free?
A Simple List is free to download, with no in-app purchases.
Which has better reviews, Astronomy Logbook or A Simple List?
A Simple List is rated higher. Astronomy Logbook averages 3.3 out of 5 from 4 ratings, while A Simple List averages 4.5 from 34 ratings.
Do Astronomy Logbook or A Simple List have ads?
Neither Astronomy Logbook nor A Simple List shows ads.
Which is updated more often, Astronomy Logbook or A Simple List?
Astronomy Logbook ships an update weekly, and A Simple List monthly. Most recently, Astronomy Logbook was updated on October 4, 2026 and A Simple List on October 11, 2026.

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