Comparison

WorkTra vs Proton Calendar

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

Head to head
About

WorkTra

Features
Read full description

Seguimiento geoposicional de todos tus trabajos en terreno en tiempo real. Trabajos Gestiona todos los trabajos de tus operarios. Puedes incluir imagenes, archivos pdf, diseñar formularios a medidas de tus necesidades y compartirlos a tus operarios. Al finalizar puedes calificarlos! Visitas Ideal para el control de horarios de tu empresa. Vas a poder definir lugares habituales a visitar y horarios de trabajo de cada uno de tus operarios. Toda la información recolectada en las visitas puede ser exportada para liquidar sueldos. Relevamientos Todos los operarios de tu empresa van a poder relevar información en terreno sin previa planificación. Cada relevamiento puede o no generar un futuro trabajo. Tambien cuenta con la posibilidad de adjuntar imagenes de lo relevado.

About

Proton Calendar

This app helps you manage your schedule with privacy in mind. It offers various viewing options, reminders, and recurring event creation. All your data is protected by end-to-end encryption and strict Swiss privacy laws, ensuring your personal information is not tracked or harvested.

Highlights
  • Agenda and day view
  • View and reply to invites
  • Automatic event addition from email
  • Light and dark mode
  • Multiple reminders
  • Recurring events
  • Cross-device sync
Features
Read full description

A calendar is a record of your life: Proton Calendar helps keep it private. Make the most of your time - See your upcoming events as you like with agenda or day view - View and reply to invites - Events and invites are automatically added to your calendar from your Proton Mail inbox - View your schedule in light or dark mode - Add multiple reminders for your events - Create recurring events on a daily, weekly, monthly, yearly, or custom basis - Keep your calendar in sync across all your devices Private by default - No ads, no trackers, and no data harvesting - We can’t spy on your calendar or misuse your data - Protected by the same end-to-end encryption used in Proton Mail - Event names, descriptions, and participants are stored with zero-access encryption - Based in Switzerland, all your data is protected by strict Swiss privacy laws People before profits - Funded by users, not advertisers — Privacy is our business model - Built by scientists and engineers who met at CERN and MIT and founded Proton Mail - Used by high-profile journalists and organizations globally What others say about Proton: “Proton has now made it stupid-easy to encrypt your schedule. Information about what you plan to do, where, and with whom, can be just as sensitive as the messages you send and receive.” Gizmodo Follow Proton on social media for all the latest news and offers: Facebook: /proton Twitter/X: @protonprivacy Reddit: /protonmail Instagram: /protonprivacy EULA: http://www.apple.com/legal/itunes/appstore/dev/stdeula

Screenshots

WorkTra4 screens
Proton Calendar4 screens

Verdict

The call

The clearest difference is in-app purchases: WorkTra at none against Proton Calendar's 2. Proton Calendar's advantage is update cadence (every 5 weeks vs every 2 months). On price, ads, device support and iOS requirement 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. Proton Calendar sells 2 one-off in-app purchases. WorkTra asks for nothing beyond the download.

UpkeepUpdate frequency

WorkTra ships an update every 2 months, Proton Calendar every 5 weeks. The most recent releases landed on October 29, 2026 and November 6, 2026 respectively.

Scorecard2 real differences · 8 level
WorkTra versus Proton Calendar: the parameters behind the verdict, then further details
ParameterWorkTraProton Calendar
PriceFreeFree
Rating—4.1 (1.6K ratings) — better
Positive reviews—40.7% of reviews
Number of ratings—1.6K — better
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.5 — better16.0
Further details — not scored
Size54 MB185 MB
Age rating17+4+
DeveloperAgustin SampietroProton AG

Bugs and requests

WorkTra

Not enough reviews yet to summarise bugs or requests.

Proton Calendar

Reported bugs

3 issues
  • Issues with time zone settings
  • Notifications not working reliably
  • Inability to edit shared events

Requested features

5 requests
  • Widgets for quick access
  • Ability to invite and share calendars with others
  • Support for importing/exporting calendar data
  • Customization options (colors, alerts, etc.)
  • iPad-optimized version

In-app purchases

None

WorkTra

No in-app purchases

2 purchases

Proton Calendar

One-time2
  • Mail Plus (1 year)$59.99
  • Proton Unlimited$149.99

Questions

Is WorkTra free?
WorkTra is free to download, with no in-app purchases.
Is Proton Calendar free?
Proton Calendar is free to download, with in-app purchases available.
Do WorkTra or Proton Calendar have ads?
Neither WorkTra nor Proton Calendar shows ads.
Which is updated more often, WorkTra or Proton Calendar?
WorkTra ships an update every 2 months, and Proton Calendar every 5 weeks. Most recently, WorkTra was updated on October 29, 2026 and Proton Calendar on November 6, 2026.

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