Comparison

Reminder Butler vs AIPromptNote

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

Head to head
About

Reminder Butler

This AI-powered assistant helps you manage your schedule by remembering conversations and sending local notifications for tasks. Easily view all your reminders and personalize your AI butler's appearance and responses to avoid missed appointments.

Highlights
  • AI-powered conversational reminder registration
  • Local notifications for scheduled tasks
  • Easy viewing of all reminders
  • Customizable AI butler avatar
  • Editable AI butler responses
  • Personalized scheduling through chat
Features
Read full description

Your AI butler remembers your conversations and sends you local notifications when it's time for your scheduled tasks. You can easily view all your reminders with just one tap, and customize your butler's avatar and responses to make it more personal. Say goodbye to forgotten appointments and missed deadlines with Reminder Butler! With the Reminder Butler app, you can: • Intuitively register reminders through chat conversations with an AI butler • Registration is easy - just tell the AI butler the date and time of the desired reminder through chat • The AI butler remembers the chat conversations and notifies you with local notifications when the scheduled time arrives • Scheduled reminders communicated to the AI butler can be easily checked with a single phrase • The avatar image of the AI butler can be changed to a preferred photo • Each response from the AI butler within the chat conversation can be freely changed Help: • To register your schedule, send messages such as "Dinner with my wife", "Fitness time", or "Manuscript deadline" • Notifications will be sent on the date and time of the registered schedule • Messages for "Today", "Tomorrow", "Day after tomorrow", "Day of the week (Monday, Tuesday, etc.)", "AM", "PM", "Every day", "Every week", "Every month", "Every year", "Next week", "Next month", "Next year", "Morning", "Afternoon", "Evening", and "Night" are valid. Invalid combinations will not be accepted • The current schedules are displayed with the "Reminder" button in the menu or the messages of "Reminder", "Schedule", "Plan", "List", and "Check" • To change the default "Time of day (Morning, Afternoon, etc.)" or "Start of the week (Sunday, Monday, etc.)", launch the "Settings" screen from the "Settings" button in the menu

About

AIPromptNote

Streamline AI chatbot prompt creation and management. Split prompts into instructions and content, duplicate existing prompts with one click, and easily share your creations with others. This tool helps you maximize AI potential.

Highlights
  • Split entry for instructions and content
  • One-click prompt duplication
  • Prompt sharing functionality
  • Streamlined prompt management
  • Supports AI chatbot development
Features
Read full description

This app is made in Japan. Introducing "AI Prompt Note," the optimal partner for your AI chatbot! Are you copying and modifying prompts from the web one by one, or losing track of the prompts you've used before? This app streamlines the creation and management of your prompts and supports the development of your AI chatbot. [Features and Functions] ■ "Instructions and Content" Split Entry You can divide prompts into two parts: instructions and content. This allows for a clearer understanding of the AI's requirements and the specific details. ■ Prompt Duplication Function You can easily duplicate prompts you've created with just one click. This makes the creation of a large number of consistent prompts easier than ever before. ■ Prompt Sharing Function You can easily share the prompts you've created. This allows you to share the latest and greatest prompts with team members, friends, and classmates. With the use of "AI Prompt Note," the creation and management of prompts for your AI chatbot will be smoother than ever. Let's take the first step towards maximizing the potential of AI.

Screenshots

Reminder Butler4 screens
AIPromptNote3 screens

Verdict

The call

The clearest difference is review sentiment: AIPromptNote at 100% against Reminder Butler's 67%. Reminder Butler's advantage is update cadence (every 3 days vs every 2 months) and iOS requirement (15.0 vs 18.0). 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.

UpkeepUpdate frequency

Reminder Butler ships an update every 3 days, AIPromptNote every 2 months. The most recent releases landed on October 15, 2026 and October 19, 2026 respectively.

Scorecard3 real differences · 7 level
Reminder Butler versus AIPromptNote: the parameters behind the verdict, then further details
ParameterReminder ButlerAIPromptNote
PriceFreeFree
Rating3.0 (1 ratings) — better—
Positive reviews66.7% of reviews100.0% of reviews — better
Number of ratings1 — better—
Update frequencyEvery 3 days — betterEvery 2 months
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better18.0
Further details — not scored
Size27 MB31 MB
Age rating4+4+
DeveloperYoshinori TsuchiyaDaisuke Katayama

Customer experience

Reminder Butler

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

AIPromptNote

Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Reminder Butler

No in-app purchases

None

AIPromptNote

No in-app purchases

Questions

Is Reminder Butler free?
Reminder Butler is free to download, with no in-app purchases.
Is AIPromptNote free?
AIPromptNote is free to download, with no in-app purchases.
Do Reminder Butler or AIPromptNote have ads?
Both Reminder Butler and AIPromptNote show ads.
Which is updated more often, Reminder Butler or AIPromptNote?
Reminder Butler ships an update every 3 days, and AIPromptNote every 2 months. Most recently, Reminder Butler was updated on October 15, 2026 and AIPromptNote on October 19, 2026.

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