Comparison

Simplanum Pro vs dayby

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

Head to head
About

Simplanum Pro

Organize your life with a powerful note-taking and planning tool. Create detailed entries, manage tasks, and sync across all your devices. Share information and collaborate with others seamlessly.

Highlights
  • Create notes with text and checklists
  • Convert entries to events with date and time
  • Attach unlimited files of any type
  • Sync notes and events across devices
  • Organize notes by notebooks
  • Share records and notebooks with contacts
Features
Read full description

Simplanum Pro - all features are included Simplanum allows You to create notes with large text and checklists, add the date and the time to an entry and convert it to event, attach unlimited number of files of different types, share records with your contacts. You can manage notes and events both online and offline. All your entries are available as a list as well as on different calendar grids and are instantly synced between all your devices, which makes every entry available and relevant to you. Gather all Your information in one place and make Your life easier and more comfortable in the flow of information. Using Simplanum, you will definitely appreciate: - ADVANCED FUNCTIONALITY ● Planning events, record information in notes ● Organizing your task list and marking your entries as completed ● Grouping your notes by Notebooks ● Assigning notifications and drive-time ● Sharing notes and notebooks with embers of Your contact list - INSTANT SYNC Simplanum supports working on various devices so You always have the fastest and most convenient access to your entries and documents: ● Simplanum Web makes it easy to create entries and drag and drop attachments from Your laptop using keyboard shortcuts ● iPhone, iPad, or Apple Watch apps - instant access to today's plans or search for the desired entry on Your favorite device - COLLABORATION Simplanum allows you to interact with your contacts, work together in notes and notebooks ● Add members from your contacts to your notes and assign permissions to them ● Add participants to notebooks to share information systemically - DIFFERENT TYPES OF INFORMATION REPRESENTATION Working in Simplanum, You will be comfortable creating, editing, and finding Your records the way You are used to! ● Calendar: estimate the load in the grid for 1,3,5 days or view the full month to easily find the needed day ● List: quickly view Your entries in the list ● Daily planner: view the workload for Your chosen day and create events in it! ● Widget: estimate the workload of the current day - UNIQUE DESIGN Simplanum's design supports climate zones, daily, calendar phases, and any weather changes by author’s illustrations, thus it helps you navigate intuitively through the time and the list of entries. Simplanum contains weather data for all times. ● Assign colors for different types of records ● Assign colors to Notebook ● Choose and set different color themes: light and dark - ATTACHMENTS You can add an unlimited number of attachments to any entry. These can be files of any type: ● Photos, images, videos ● Documents of any format ● Geo-location with the ability to set a route ● Voice attachment with the ability to add annotations A multi-functional photo editor is available for the attached images. - DATA AVAILABILITY IN AIRPLANE MODE You don't need to worry if you are not connected to the Internet, all Your data is available locally on your device. Simplanum can be used for FREE - most of the necessary features are available in a FREE account. If You want to get an extended set of features or increase your limits, You can use various subscriptions directly in the app: ● Simplanum Lite Cloud - 0.99$ monthly 1000 Entries / 5 Gb Cloud Storage ● Simplanum Base Cloud - 1.99$ monthly 5000 Entries / 20 Gb Cloud Storage ● Simplanum Plus Cloud - 5.99$ monthly ∞ Entries / 100 Gb Cloud Storage Subscriptions are automatically renewed, and a new payment will be debited from your account 24 hours before the expiration date. You can manage subscriptions and disable auto-renewal in your account settings. For any questions or suggestions, contact the Online Support service directly from the app or from the website. Learn more about Simplanum on the website www.simplanum.com Privacy Policy: http://www.simplanum.com/policy Terms of Use: https://www.simplanum.com/terms-of-use

About

dayby

A straightforward visual planner designed to help users organize and accomplish their daily tasks. It offers a simple interface for tracking activities and ensuring completion.

Highlights
  • Visual planning interface
  • Daily activity tracking
  • Task completion monitoring
  • Simple and intuitive design
Read full description

A fun & simple visual planner to help you track and complete your daily activities

Screenshots

Simplanum Pro4 screens
dayby4 screens

Verdict

The call

The clearest difference is rating: dayby at 5.0 against Simplanum Pro's 2.5. dayby also leads on in-app purchases (none vs 9) and update cadence (every 8 days vs every 2 months). On ratings volume, ads, monetization model 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

Simplanum Pro costs $1.99 and dayby $0.99 up front. Simplanum Pro sells 9 in-app purchases, starting at $0.99 per month. dayby asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

dayby holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

UpkeepUpdate frequency

Simplanum Pro ships an update every 2 months, dayby every 8 days. The most recent releases landed on October 4, 2026 and October 15, 2026 respectively.

Scorecard5 real differences · 5 level
Simplanum Pro versus dayby: the parameters behind the verdict, then further details
ParameterSimplanum Prodayby
Price$1.99$0.99 — better
Rating2.5 (2 ratings)5.0 (2 ratings) — better
Positive reviews56.3% of reviews—
Number of ratings22
Update frequencyEvery 2 monthsEvery 8 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaidPaid
DevicesiPhone, iPad, iPod, Apple WatchiPhone, iPad, iPod, Mac
Requires iOS15.612.0 — better
Further details — not scored
Size141 MB63 MB
Age rating4+4+
DeveloperSimplanum TeamZorrotheo Technologies LLC

Customer experience

Simplanum Pro

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews16 reviews
Positive56.3%
Neutral12.5%
Negative31.3%

dayby

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

9 purchases

Simplanum Pro

Subscriptions3
  • Lite Cloud - start to plan$0.991 Month
  • BASE Cloud - A good choise$1.991 Month
  • Plus Cloud - Work together$5.991 Month
One-time6
  • Additional Notebooks$0.99
  • Additional private notebook$0.99
  • Admin member in shared entry$0.99
Show 3 more
  • Shared Notebook$0.99
  • Editor in shared entry$0.99
  • Share you entry to any person$0.99
None

dayby

No in-app purchases

Questions

Is Simplanum Pro free?
Simplanum Pro costs $1.99, and also offers in-app purchases.
Is dayby free?
dayby costs $0.99, with no in-app purchases.
Which has better reviews, Simplanum Pro or dayby?
dayby is rated higher. Simplanum Pro averages 2.5 out of 5 from 2 ratings, while dayby averages 5.0 from 2 ratings.
Do Simplanum Pro or dayby have ads?
Neither Simplanum Pro nor dayby shows ads.
Which is updated more often, Simplanum Pro or dayby?
Simplanum Pro ships an update every 2 months, and dayby every 8 days. Most recently, Simplanum Pro was updated on October 4, 2026 and dayby on October 15, 2026.

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