Comparison

AltaMail vs Billowe

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

Head to head
About

AltaMail

Streamline your inbox with advanced spam filtering and customizable rules. Quickly manage emails using swipe actions, organize by account, and back up messages offline. This app offers extensive customization for a desktop-like email experience on mobile.

Highlights
  • Smart spam detection
  • Customizable email rules and filters
  • Quick swipe actions for inbox management
  • Offline email backup
  • Work/home email separation
  • Mailshots and templates
  • Watch app integration
Features
Read full description

Eliminate Spam with smart Spam detection. Use rules and quick swipe actions to rapidly clear your inbox. Separate work and home emails for focus. Backup emails offline as files. AltaMail is easy to use but has way more features than any other mobile app! Build rules & filters, create full searches, mixed inbox view layouts, mail shots and much more. Customize menus, views, actions, swipes, email font, color, layout, shortcuts, filters, rules, smart folders, flags and notifications. Use the Watch app to view, reply and print emails on the go. iOS Shortcuts integration, Dark Mode and Widgets Some features require the AltaMail Pro upgrade The AltaMail team does not compromise on functionality. AltaMail eliminates the need for a desktop email application. - Press Reviews Incredible iPhone Apps for Dummies "The more e-mail you send & receive on your iPhone/iPad, the more you'll appreciate AltaMail" AppShouter "this app expands the possibilities for mail" iPhone Apps Finder "a very solid business app - 9/10" ArticleClick "bottom line is that this app expands the possibilities for mail on your iPhone or iPad" - Inbox Zero! Swipe emails for quick actions. eg. move to folder, mark as spam, mark as read, delete, set flags, reply with template, quick reply, snooze/set reminders and much more! Bulk select & delete email across multiple accounts Show email threads with a single tap, bulk move the entire thread Create your own swipe actions and rules to make managing your email even faster Move emails to different accounts Create your own email views, filtered by account, type, subject and much more. eg. news, lists, friends, purchases Sort emails by unread, importance, subject, sender & more. Set email flags/categories/gmail labels and view emails by flag Create, rename and delete email folders. Choose to automatically remove older emails - Email rules The most sophisticated email rules engine on the app store! Huge range of choices for filters and actions. Set up rules to auto reply, auto delete, auto file/archive, set flags & lots more - Eradicate spam A quick swipe will mark and email as spam, move it to the spam folder, block the sender email address, domain or IP address and unsubscribe - in one action! Smart Spam detector and also DMARC, DKIM, SPF Create spam actions and rules - Work-life balance Group and view your email accounts in different categories, eg. work, personal etc. Turn on "locations" to automatically view your work emails at work, and your home emails at home Schedule emails to send at a later time Schedule checking for new emails - Calendar/Reminders Manage meeting requests Email a summary of available times Print your calendar/reminders - Mailshots & Templates Quickly create mail merge/mailshot templates & send to contacts Use templates for auto replies Many contact merge fields - Security Secure email server communication and 2 factor authentication Emails are encrypted on your device App password lock S/MIME support - Notifications Quick new email notifications with actions Read receipts for sent email Custom email sounds Schedules for notifications & sounds Filter notifications & sounds Automatically back up emails as files to cloud servers or Mac/PC Contact email history records Edit contacts & groups Save emails as files Zip/unzip files Save/attach files with cloud servers Sync settings between devices The optional AltaMail Pro upgrade provides multiple accounts, Spam management, Work-Life Balance, Email Rules, Mailshots/Templates, Email file backup and Read Receipts. The upgrade has a free 30 day trial then a 99c/month or 1 year subscription ($9.99 varies by region). Subscriptions are charged to your iTunes account and auto-renew unless turned off prior to 24-hours before the end, otherwise your account is charged. Subscriptions are managed & auto-renewal is turned off in your App Store Account Settings. The free trial stops when a subscription starts. Privacy/Terms https://esz.nz/pv

About

Billowe

Features
Read full description

Billowe is invoicing the way it should be: fast, private, and paid for once. Create a polished invoice in under a minute, send it as a beautiful PDF, and know at a glance exactly what you're owed. No account to create. No subscription to babysit. No ads, ever. Your data lives on your phone — not on someone else's server. MADE FOR FREELANCERS AND SMALL OPERATORS - Create and send professional invoices in under a minute - Save clients and your usual line items — billing regulars takes seconds - Add your logo and pick from 17 professional templates - Email invoices straight to clients with the PDF attached - Drop in your Stripe or PayPal link so clients can pay online KNOW WHERE YOUR MONEY IS - The home screen shows your total outstanding — the number that matters - Track payments, including partial payments and deposits - Overdue invoices flag themselves, with an optional due-date reminder - See what you've collected this year, ready for tax time ESTIMATES THAT TURN INTO INVOICES - Send professional quotes with their own numbering - When a client says yes, convert the estimate to an invoice in one tap YOUR DATA IS YOURS - Everything is stored on your device — no account, no cloud, no tracking - One-tap backup exports your complete records to a file you control - Restore everything on a new phone in seconds SIMPLE, HONEST PRICING Billowe is free for up to 3 invoices a month, with a professional template and full payment tracking. Billowe Pro is a single purchase of $19.99 — not a subscription — and unlocks unlimited invoices, all 17 templates, and estimates. Buy it once, use it forever. Built by an independent developer. If something's not right, the support page reaches a human. Pay once. Own it forever. No subscription. Billowe Pro is $19.99, one time.

Screenshots

AltaMail4 screens
Billowe4 screens

Verdict

The call

The clearest difference is device support: AltaMail at 4 against Billowe's 2. On price, update cadence, ads and in-app purchases 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. AltaMail sells 3 in-app purchases, starting at $0.99 per month and Billowe sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

AltaMail ships an update every 3 weeks, Billowe every 6 weeks. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 9 level
AltaMail versus Billowe: the parameters behind the verdict, then further details
ParameterAltaMailBillowe
PriceFreeFree
Rating4.6 (373 ratings) — better—
Positive reviews90.5% of reviews—
Number of ratings373 — better—
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium—
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS15.0 — better15.1
Further details — not scored
Size56 MB31 MB
Age rating17+4+
DeveloperEuroSmartz LtdSimon Shih

Bugs and requests

AltaMail

Reported bugs

5 issues
  • Login screen freezes
  • Incompatible with older devices
  • Email notifications not working properly
  • Formatting issues with email text
  • Syncing issues between devices

Requested features

3 requests
  • Dark mode option
  • Advanced analytics dashboard
  • Bionic reading font option

Billowe

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

AltaMail

Subscriptions2
  • 1 month. autorenews$0.991 Month
  • 1 year. autorenews$9.991 Year
One-time1
  • Lifetime AltaMail Pro$49.99
1 purchases

Billowe

One-time1
  • Billowe Pro$19.99

Questions

Is AltaMail free?
AltaMail is free to download, with in-app purchases available.
Is Billowe free?
Billowe is free to download, with in-app purchases available.
Do AltaMail or Billowe have ads?
Neither AltaMail nor Billowe shows ads.
Which is updated more often, AltaMail or Billowe?
AltaMail ships an update every 3 weeks, and Billowe every 6 weeks. Most recently, AltaMail was updated on October 29, 2026 and Billowe on October 25, 2026.

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