Comparison

Reformat vs Caffeinated Calendar

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

Head to head
About

Reformat

This app converts images to various formats like JPG, PNG, and HEIC directly on your device, ensuring your data remains private and conversions work offline. It supports batch conversions and can retain original image metadata.

Highlights
  • On-device image conversion
  • Supports JPG, PNG, HEIC
  • Batch image selection
  • Action extension for sharing
  • Optional metadata preservation
  • Image quality selection
Features
Read full description

Reformat is a privacy-focused image converter which easily converts images on-device while keeping the original metadata. Your images do not leave the device during conversion, which means your data is safe at all times and the conversion even works offline. - Easily select multiple images from your photo library and convert them to any of the supported target formats (JPG, PNG, HEIC).* - Share images from any app to the Inbox via the action extension and convert images later once you are ready.* - Optionally keep the metadata of the original image so you never forget when or where you’ve shot the photo. - Choose an image quality for image formats supporting compression. *The free tier only allows for conversion of one image at a time. The Inbox is only available for Pro users.

About

Caffeinated Calendar

Aggregate and manage all your calendars in one place with powerful filtering and task management. Customize your view to hide or dim events, connect multiple account types, and utilize quick add features. Includes widgets, recurrence options, and offline access.

Highlights
  • Aggregate multiple calendar accounts
  • Customizable event filtering
  • Integrated task management
  • Natural language quick add
  • Multiple calendar view options
  • Home screen widgets
  • Offline access
Features
Read full description

Caffeinated Calendar aggregates all your calendars in one place and lets you filter out the events you don't need to see. THE FILTER ENGINE Sharing a calendar with your spouse, team, or family? You don't need to see everything. Create filters to hide or dim events by title, description, location, time of day, or day of week. Hide your partner's medication reminders. Dim your coworker's focus blocks. Filter out all-day events from a noisy shared calendar. Your view, your rules. CONNECT ALL YOUR CALENDARS - Google Calendar — Sign in with Google, no passwords to manage - Microsoft Outlook / Office 365 — Full OAuth support - Apple iCloud — Connect with an app-specific password - Any CalDAV server — Nextcloud, Radicale, Baikal, Fastmail, Synology, Zoho, and more - Device calendars — Read from calendars already on your phone - Webcal subscriptions — Subscribe to public calendar feeds - Local calendars — Fully offline, no account needed SIX WAYS TO VIEW YOUR SCHEDULE Day, Week, Month, Year, Agenda, and List views. All support pull-to-refresh, smooth swipe navigation, and a Today button. Create custom calendar views to quickly switch between subsets like "Work Only" or "Personal." TASKS BUILT IN Full task management that syncs with your calendar accounts. Due dates, priorities, subtasks, categories, and progress tracking. Tasks appear alongside events in your Day and Agenda views and on home screen widgets. NATURAL LANGUAGE QUICK ADD Type "Lunch with Sarah tomorrow at noon at Café Roma" and the app parses it automatically. Access Quick Add from the app bar, a home screen widget, or an app icon shortcut. POWERFUL RECURRENCE Daily, weekly, monthly, yearly — with intervals, end dates, and complex patterns like "second Monday of every month." Edit or delete a single instance, all events, or this and future events. EVENT TEMPLATES Save frequently-used events as templates. Create new events with one tap, pre-filled with title, location, duration, reminders, and recurrence. ATTENDEES & RSVP See who's invited, their roles, and their responses. Accept, decline, or tentatively respond to invitations directly from the app. HOME SCREEN WIDGETS Agenda, Compact, and Month widgets that respect your filters. Tap an event to open it directly. A Quick Add widget for instant event creation. IMPORT & EXPORT Open .ics files from email or file managers. Subscribe to public calendar feeds. Share single events or batch export multiple events. HOLIDAY CALENDARS Built-in holiday calendars for 20+ countries across the Americas, Europe, Asia Pacific, and Middle East. Added as auto-syncing subscriptions. CONTACT BIRTHDAYS Automatically creates birthday events from your device contacts. WEATHER FORECAST 14-day forecast in Day and Week views. Free, no tracking. OFFLINE FIRST Create and edit events without an internet connection. Changes sync automatically when you're back online. PRIVACY FOCUSED No analytics. No telemetry. No ads. Your calendar data stays on your device and syncs only to your own calendar accounts. We never see your passwords — Google and Microsoft use secure sign-in, and other credentials are stored securely on your device. Available in English, German, Spanish, French, and Japanese. Terms of Use: https://caffeinatedsoftworks.com/terms/ Privacy Policy: https://caffeinatedsoftworks.com/privacy/

Screenshots

Reformat4 screens
Caffeinated Calendar4 screens

Verdict

The call

The clearest difference is rating: Reformat at 5.0 against Caffeinated Calendar's 4.0. Caffeinated Calendar's advantage is iOS requirement (13.0 vs 16.0). On price, ratings volume, update cadence and ads 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. Reformat sells 1 one-off in-app purchase and Caffeinated Calendar sells 8 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Reformat holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

Reformat ships an update weekly, Caffeinated Calendar every 5 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 7 level
Reformat versus Caffeinated Calendar: the parameters behind the verdict, then further details
ParameterReformatCaffeinated Calendar
PriceFreeFree
Rating5.0 (1 ratings) — better4.0 (2 ratings)
Number of ratings12 — better
Update frequencyWeeklyEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size8 MB37 MB
Age rating4+4+
DeveloperSascha GordnerCaffeinated Softworks LLC

In-app purchases

1 purchases

Reformat

One-time1
  • Reformat Pro$3.99
8 purchases

Caffeinated Calendar

Subscriptions8
  • Individual Account (Monthly)$4.991 Month
  • Duo Account (Monthly)$7.991 Month
  • Family Account (Monthly)$14.991 Month
Show 5 more
  • Friends & Family Account (Monthly)$19.991 Month
  • Individual Account (Annual)$49.991 Year
  • Duo Account (Annual)$79.991 Year
  • Family Account (Annual)$149.991 Year
  • Friends & Family (Annual)$199.991 Year

Questions

Is Reformat free?
Reformat is free to download, with in-app purchases available.
Is Caffeinated Calendar free?
Caffeinated Calendar is free to download, with in-app purchases available.
Which has better reviews, Reformat or Caffeinated Calendar?
Reformat is rated higher. Reformat averages 5.0 out of 5 from 1 ratings, while Caffeinated Calendar averages 4.0 from 2 ratings.
Do Reformat or Caffeinated Calendar have ads?
Neither Reformat nor Caffeinated Calendar shows ads.
Which is updated more often, Reformat or Caffeinated Calendar?
Reformat ships an update weekly, and Caffeinated Calendar every 5 days. Most recently, Reformat was updated on November 3, 2026 and Caffeinated Calendar on October 31, 2026.

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