Comparison

OmniFocus 4 vs Viena

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

Head to head
About

OmniFocus 4

This task management application helps busy professionals organize and prioritize their work. It offers a unified interface across multiple Apple devices, allowing users to create, organize, and focus on tasks efficiently. A free trial is available.

Highlights
  • Unified interface across Apple devices
  • Task creation and organization
  • Perspectives Bar for navigation
  • Focus mode for specific projects
  • Secure, end-to-end encrypted sync
  • Universal cross-platform purchase
Features
Read full description

OmniFocus is powerful task management software for busy professionals. With tools to help tame the chaos, you can focus on the right tasks at the right time. Two-week free trial! OmniFocus 4 introduces a modernized, unified interface across Mac, iPhone, iPad, Apple Watch, and Apple Vision Pro. Centered around your task outline, OmniFocus 4 brings a consistent experience, optimized for each device type, to all of your Apple devices. Easily create tasks anytime–from anywhere–and organize them with projects, tags, and dates. Quickly navigate OmniFocus on any device using the Perspectives Bar, Quick Open, and Back and Forward history. With Pro, use Focus to help focus your attention on specific projects or folders, and customize OmniFocus to only display the information most relevant to you. New to OmniFocus? The simple, efficient OmniFocus 4 interface will help you discover and implement a trusted system that works and grows with you. Upgrading from a previous version of OmniFocus? In OmniFocus 4, discover enhanced versions of all the powerful task management features you already rely on, along with new features that will level-up your workflow. Omni offers a free and secure sync service, protected with end-to-end encryption, ensuring only devices you authorize can access your data. And now, for the first time ever, OmniFocus is available as a universal cross-platform purchase: get full access to OmniFocus 4 on your Mac, iPhone, iPad, Apple Watch, and Apple Vision Pro with a single license purchase. Accomplish more every day–anywhere you go–with OmniFocus 4.

About

Viena

Read full description

Viena é o app de campo para operadores de Unidades de Produção de Carvão (UPC) - pensado para o ritmo real da operação: pátio quente, luvas industriais, sol direto e conectividade instável. Cada tela é óbvia visualmente antes de legível textualmente. FUNCIONALIDADES PRINCIPAIS • Enfornamento - carga do forno com seleção visual no mapa, medição da madeira, densidade e horário • Descarga - fechamento do ciclo com volume de carvão, tiço gerado, talhão e sequência • Carbonização - controle térmico do ciclo: etapa, sondas, chaminés e ignitores, com linha do tempo por forno • Expedição - saída de carvão com caminhão, motorista, volumes em m³ e nota fiscal • Operação - apontamento diário de maquinário, medidores e abastecimento • Florestal - atividades por talhão, etapas de plantio, insumos e mão de obra • Laboratório - análises de umidade, voláteis, cinzas e carbono fixo • Frota - saída, retorno e abastecimento de veículos: placa, condutor, km e combustível DIFERENCIAIS TÉCNICOS • Offline-first: trabalha sem internet. Sincronização automática quando reconecta. • Os registros ficam no próprio aparelho até a sincronização - nada se perde quando o sinal cai • Central de Sync: você vê o que está pendente e o que já subiu • TLS em todas as comunicações com o servidor • Acessibilidade industrial: alvos de toque grandes (mínimo 56dp), ícones grandes, alto contraste para uso em pátio sob sol direto PARA QUEM É Operadores de Unidades de Produção de Carvão - Carbonizadores, Técnicos Florestais e Técnicos de Laboratório. PRIVACIDADE E SEGURANÇA • Sem anúncios, sem rastreamento por terceiros • Conforme com a LGPD • E-mail de contato: contato@bomia.com.br • Política de Privacidade: https://sistemas.bomia.com.br/politica-de-privacidade • Termos de Uso: https://sistemas.bomia.com.br/termos-de-uso • Excluir conta: https://sistemas.bomia.com.br/excluir-conta SUPORTE Dúvidas, problemas ou sugestões? Escreva para contato@bomia.com.br.

Screenshots

OmniFocus 44 screens
Viena4 screens

Verdict

The call

The clearest difference is in-app purchases: Viena at none against OmniFocus 4's 8. Viena also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (15.5 vs 18.2). OmniFocus 4's advantage is device support (5 vs 3). On price 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. OmniFocus 4 sells 8 in-app purchases, starting at $9.99 per month. Viena asks for nothing beyond the download.

UpkeepUpdate frequency

OmniFocus 4 ships an update every 3 weeks, Viena weekly. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

Scorecard4 real differences · 6 level
OmniFocus 4 versus Viena: the parameters behind the verdict, then further details
ParameterOmniFocus 4Viena
PriceFreeFree
Rating4.0 (346 ratings) — better—
Positive reviews52.1% of reviews—
Number of ratings346 — better—
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac, Apple Watch, Vision Pro — betteriPhone, iPad, iPod
Requires iOS18.215.5 — better
Further details — not scored
Size138 MB87 MB
Age rating4+4+
DeveloperThe Omni GroupShud Soluções Tecnológicas Ltda

Bugs and requests

OmniFocus 4

Reported bugs

6 issues
  • View options button not working consistently
  • Custom perspectives not persisting in sidebar
  • App crashing on launch
  • Drag and drop functionality issues
  • Incorrect task completion when adding new tasks
Show 1 more
  • Inconsistent behavior when changing due dates

Requested features

6 requests
  • Markdown support in notes
  • Gantt view for projects
  • Ability to reorder perspectives in the sidebar
  • Print to PDF with due dates and completed dates
  • Natural language processing for task creation
Show 1 more
  • Board view for projects

Viena

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

OmniFocus 4

Subscriptions2
  • Legacy Subscription$9.991 Month
  • Legacy Subscription$99.991 Year
One-time6
  • Upgrade to v4 from v1-v3$37.49
  • Upgrade v4 to Pro from v1-v3$37.49
  • Unlock Standard$74.99
Show 3 more
  • Upgrade from Standard to Pro$74.99
  • Upgrade to v4 Pro from v1-v3$74.99
  • Unlock Pro$149.99
None

Viena

No in-app purchases

Questions

Is OmniFocus 4 free?
OmniFocus 4 is free to download, with in-app purchases available.
Is Viena free?
Viena is free to download, with no in-app purchases.
Do OmniFocus 4 or Viena have ads?
Neither OmniFocus 4 nor Viena shows ads.
Which is updated more often, OmniFocus 4 or Viena?
OmniFocus 4 ships an update every 3 weeks, and Viena weekly. Most recently, OmniFocus 4 was updated on November 7, 2026 and Viena on November 9, 2026.

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