Comparison

Fastmail vs CasaKeeper

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

Head to head
About

Fastmail

This app offers a privacy-focused email, contacts, and calendar experience with powerful tools for organization and communication. It provides features like offline access, advanced search, and customizable actions to streamline your workflow. Enjoy a secure and ad-free environment designed for efficient personal and professional use.

Highlights
  • Offline email, contacts, and calendar access
  • Powerful search with attachment indexing
  • Inbox decluttering tools (snooze, mute, block spam)
  • Customizable swipe gestures
  • Shared calendars for planning
  • Secure, private, and ad-free experience
Features
Read full description

Email, contacts, and calendars made better Fastmail gives you full control of your communication, with speed, privacy, and tools that work the way you do. The New York Times says: ”If you want something easy to use that isn’t tied to one of the big tech giants, Fastmail is a great option.” Do more with email • Stay connected anywhere – Read, draft, and search offline. • Powerful search – Find anything fast, even inside attachments. Plus, use the Search Refinement Toolbar to quickly add, remove, or adjust filters. • Declutter your inbox – Snooze emails, mute threads, block spam, and unsubscribe easily, and set up rules to automate your flow. • Stay organised your way – Use folders or labels to keep things tidy, and categorize messages without opening them. • Work smarter – Schedule or undo send, add private memos, set VIP-only notifications, and resize images in the compose window. • Custom swipes – Quickly archive, delete, or take other actions with up to four swipe gestures. Your preferences stay consistent across devices. • Easy navigation – One-tap access to mail, calendar, contacts, and settings. Customize the toolbar in Display Options, or hide it altogether. • Faster inbox actions – Select messages by tapping avatars, or using a two-finger swipe for faster multi-select. Smarter calendars • Plan together – Share calendars with family or teams. • Sync seamlessly – Works with Google, iCloud, and more. • Always in sync – Updates instantly across devices, with full time-zone support. Connected contacts • Shared or private address books – Keep context from recent conversations and meetings. Why Fastmail? • Privacy first – No ads, no tracking, no selling your data. It’s your data, not ours. • Secure and trusted – Robust encryption of your data both in transit and at rest. Passkeys and 2FA keep your email private and safe. • No lock-in – Over 20 years delivering better email. People stay because it’s better, not because it’s hard to leave. • Real support – 24/7 online help from real people, no chatbots. • Migrate in minutes – Move mail, contacts, and calendars from your old provider in minutes. Better for everyone – Fastmail supports open standards, keeping email private and usable for all.

About

CasaKeeper

Features
Read full description

Take control of your home with CasaKeeper — the all-in-one home management app designed to keep everything organized, tracked, and stress-free. Owning a home comes with endless tasks, documents, and responsibilities. CasaKeeper simplifies it all in one powerful, easy-to-use app. -Track Home Maintenance Never forget important upkeep again. Schedule recurring maintenance tasks Get reminders for upcoming work Stay ahead of costly repairs -Store Important Documents Keep everything secure and accessible. Upload warranties, receipts, manuals & PDFs Access your documents anytime, anywhere Organize by property, category, or item -Stay Organized Effortlessly Your home, fully under control. Manage tasks and to-do lists Keep a complete history of your home Know exactly what’s been done and what’s next Store contacts for frequently used tradespeople -Sync Across Devices (Premium) Access your home data wherever you are. Secure cloud storage Sync documents and tasks across devices Never lose important information WHY USERS LOVE CASAKEEPER -Save money by preventing missed maintenance -Reduce stress with a clear home system -Keep everything in one secure place -Designed for homeowners, landlords, and busy families FREE + PREMIUM FEATURES Free Version: -Track unlimited maintenance tasks -Store up to 50 documents, manuals and receipts -Keep track of contacts (trades/painters/etc) Premium Version: -Store up to 500 documents with 2GB cloud storage -Cloud sync across devices -Manage multiple properties -Home Handover feature - export your house data for someone else to use (great for tenants or new purchasers) BUILT FOR REAL HOMEOWNERS Whether you just bought your first home or manage multiple properties, CasaKeeper helps you stay organized, save time, and protect your investment. Download CasaKeeper today and take full control of your home! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Fastmail4 screens
CasaKeeper4 screens

Verdict

The call

The clearest difference is update cadence: CasaKeeper at every 4 days against Fastmail's every 3 weeks. On price, ads, 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. Fastmail sells 1 in-app purchase, starting at $6.49 per month and CasaKeeper sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Fastmail ships an update every 3 weeks, CasaKeeper every 4 days. The most recent releases landed on November 6, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 9 level
Fastmail versus CasaKeeper: the parameters behind the verdict, then further details
ParameterFastmailCasaKeeper
PriceFreeFree
Rating3.9 (609 ratings) — better—
Positive reviews48.6% of reviews—
Number of ratings609 — better—
Update frequencyEvery 3 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.4 — better15.5
Further details — not scored
Size21 MB48 MB
Age rating4+4+
DeveloperFastmail Pty LtdBenjamin Zampa

Bugs and requests

Fastmail

Reported bugs

5 issues
  • Blank screen on app launch
  • Notification badges not updating correctly
  • Delayed email delivery
  • Unreliable swiping gestures
  • Disappearing toolbar buttons

Requested features

5 requests
  • Offline email access
  • Customizable notification sounds
  • Integration with native iOS apps
  • Dark mode support
  • Multiple account management

CasaKeeper

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Fastmail

Subscriptions1
  • Fastmail Monthly Plan$6.491 Month
2 purchases

CasaKeeper

Subscriptions2
  • CasaKeeper Premium - Monthly7 Days trial$4.991 Month
  • CasaKeeper Premium - Annual$39.991 Year

Questions

Is Fastmail free?
Fastmail is free to download, with in-app purchases available.
Is CasaKeeper free?
CasaKeeper is free to download, with in-app purchases available.
Do Fastmail or CasaKeeper have ads?
Neither Fastmail nor CasaKeeper shows ads.
Which is updated more often, Fastmail or CasaKeeper?
Fastmail ships an update every 3 weeks, and CasaKeeper every 4 days. Most recently, Fastmail was updated on November 6, 2026 and CasaKeeper on October 24, 2026.

Other comparisons