Comparison

Aqua Map Boating vs Estai

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

Head to head
About

Aqua Map Boating

This app provides official, weekly updated nautical charts for marine navigation. It allows for offline map downloads, GPS track recording, and integration with onboard instruments. Enhance your boating safety and experience with advanced features like weather forecasts and AIS collision detection.

Highlights
  • Official NOAA nautical charts
  • Offline map downloads
  • GPS track recording
  • Tides and currents predictions
  • Anchor Alarm
  • NMEA instrument connectivity
  • AIS with collision detection
Features
Read full description

Free 14-day trial for all subscriptions   Aqua Map offers weekly updated OFFICIAL NAUTICAL CHARTS (NOAA) for marine navigation. Purchase a chart subscription for the area of your interest, download the map areas for offline use, and connect your onboard instruments for a complete experience. ● BASIC FEATURES - Switch between manual and auto route planning modes - Record your GPS tracks - Store and share your navigation data (markers, routes, and recorded tracks) - Display tides and currents predictions and simulations - Increase your safety with Anchor Alarm - Enable Live Sharing to interact with the Aqua Map community - Display points of interest from the "ActiveCaptain" and "Waterway Guide" communities ● EXPERT SUBSCRIPTION Note: this subscription does not include charts; it must be paired with a chart subscription. - Marine forecasts (wind, waves, currents, gusts, salinity, sea surface temperature + weather information for any point on the map) - Overlay satellite images on the charts - Advanced AnchorLink with anchorage mirroring and email/telegram notifications for greater peace of mind while anchored, even if you are away from the boat - Connect your NMEA instruments via WiFi (autopilot, depth sounder, wind sensor, compass, GPS) and use their data on the app - AIS with automatic collision detection - Route Explorer for real-time information on all elements along your route ● MASTER SUBSCRIPTION FOR THE BEST NAVIGATION EXPERIENCE Note: this subscription does not include charts; it must be paired with a chart subscription. - All features of the EXPERT subscription are included in the MASTER subscription. + LOCAL DATA: > US: Army Corps of Engineers surveys for safe navigation in shallow waters > US: LNMs and "List of Lights" navaids from the Coast Guard. > Canada: NAVWARNs from the Coast Guard. > France: Warnings, Notices and Regulations from the PING > Denmark: Warnings and Notices from the DMA > Western Australia: temporary Notices from the Transport WA   ● PURCHASE OPTIONS To access the charts, you need to purchase a chart subscription for the area of interest. Optionally, you can add the Expert subscription or the Master subscription to unlock extra navigation features and additional data. Subscription payments will be made through your account (Apple ID). The annual subscription will automatically renew unless canceled at least 24 hours before expiration. You can manage your subscription and disable automatic renewal in the account settings section after purchase. Terms of use: https://www.aquamap.app/terms-and-conditions Privacy policy: https://www.aquamap.app/privacy-policy

About

Estai

Features
Read full description

Estai - Navegação Náutica O Estai é seu companheiro completo para navegação náutica. Desenvolvido para navegadores, pescadores e entusiastas do mar, oferece ferramentas de navegação em um aplicativo intuitivo e moderno. PRINCIPAIS FUNCIONALIDADES: • Mapas Náuticos Especializados Mapas (online e offline) customizados com múltiplas camadas e modo escuro para navegação noturna. Visualize mapas náuticos especializados sobrepostos ao mapa base, com controle total sobre as camadas exibidas. • Navegação em Tempo Real Rastreamento GPS preciso com velocidade em nós, rumo, coordenadas formatadas, distância total percorrida e tempo decorrido. Visualize sua rota rastreada em tempo real no mapa. • Planejamento de Rotas Crie rotas personalizadas com toque simples no mapa. Salve suas rotas favoritas, edite pontos arrastando-os e carregue para navegação rápida. Visualize distância total e número de pontos antes de iniciar. • Tábuas de Marés Acesso completo a tábuas de marés do mundo todo com visualização de PDFs integrada. Encontre estações próximas automaticamente e visualize as tabelas oficiais diretamente no app. • Sincronização na Nuvem Salve suas rotas na nuvem e acesse de qualquer dispositivo. Suas rotas ficam seguras e sincronizadas automaticamente quando você faz login. • Configurações Personalizáveis Ajuste a distância mínima de rastreamento (5-50 metros) para otimizar precisão e armazenamento conforme sua necessidade. • Multilíngue Suporte completo para Português e Inglês, com interface totalmente localizada. • Interface Moderna Design limpo e intuitivo seguindo os padrões mais modernos, com hierarquia visual clara e fácil navegação mesmo em condições adversas. • Plotter de cartas náuticas Visualize sua rota e posição em cartas náuticas detalhadas para navegar com mais segurança. • Alarme de âncora Receba alertas automáticos caso seu barco ultrapasse o raio definido após fundear. PERFEITO PARA: • Navegadores recreativos e profissionais • Pescadores esportivos e comerciais • Entusiastas de esportes aquáticos • Capitães e tripulações de embarcações O Estai combina tecnologia de ponta com uma interface intuitiva, oferecendo todas as ferramentas necessárias para navegação segura e planejamento eficiente de suas rotas náuticas. Baixe agora e transforme seu iPhone em um instrumento de navegação profissional!

Screenshots

Aqua Map Boating4 screens
Estai4 screens

Verdict

The call

The clearest difference is in-app purchases: Estai at none against Aqua Map Boating's 17. Aqua Map Boating's advantage is update cadence (weekly vs every 2 months) and chart position (#95 vs unranked). On price, ads 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. Aqua Map Boating sells 17 in-app purchases, starting at $4.99 per year. Estai asks for nothing beyond the download.

UpkeepUpdate frequency

Aqua Map Boating ships an update weekly, Estai every 2 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

Scorecard4 real differences · 7 level
Aqua Map Boating versus Estai: the parameters behind the verdict, then further details
ParameterAqua Map BoatingEstai
PriceFreeFree
Rating4.7 (14K ratings) — better—
Positive reviews64.4% of reviews—
Number of ratings14K — better—
Update frequencyWeekly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank#95 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.0 — better18.0
Further details — not scored
Size174 MB59 MB
Age rating4+4+
DeveloperGEC s.r.l.Leonardo Rodrigues Fonseca de Souza

Bugs and requests

Aqua Map Boating

Reported bugs

2 issues
  • Inconsistent GPS tracking and positioning
  • Compatibility issues on older devices

Requested features

4 requests
  • Improved route planning and optimization
  • Offline map caching and seamless downloads
  • Tidal and wind data overlays
  • Sync capabilities across devices

Estai

Not enough reviews yet to summarise bugs or requests.

In-app purchases

17 purchases

Aqua Map Boating

Subscriptions15
  • Florida - NOAA Nautical chart14 Days trial$4.991 Year
  • Alabama to Texas charts14 Days trial$4.991 Year
  • Cape Cod to Chesapeake Charts14 Days trial$4.991 Year
Show 12 more
  • New England - Nautical charts14 Days trial$4.991 Year
  • Virginia to Georgia - Charts14 Days trial$4.991 Year
  • Midwest-Minnesota lake charts14 Days trial$4.991 Year
  • Michigan & Great Lakes chart14 Days trial$4.991 Year
  • US - Nautical & Lakes charts14 Days trial$9.991 Year
  • Canada - nautical charts14 Days trial$9.991 Year
  • US & Canada - nautical charts14 Days trial$14.991 Year
  • Caribbean South Nautical chart14 Days trial$14.991 Year
  • Bermuda - nautical charts14 Days trial$14.991 Year
  • Aqua Map Expert14 Days trial$14.991 Year
  • Aqua Map Master14 Days trial$24.991 Year
  • Bahamas - Explorer Charts14 Days trial$49.991 Year
One-time2
  • US & Canada - Nautical chart$49.99
  • Bahamas - Explorer Chartbooks$139.99
None

Estai

No in-app purchases

Questions

Is Aqua Map Boating free?
Aqua Map Boating is free to download, with in-app purchases available.
Is Estai free?
Estai is free to download, with no in-app purchases.
Do Aqua Map Boating or Estai have ads?
Neither Aqua Map Boating nor Estai shows ads.
Which is updated more often, Aqua Map Boating or Estai?
Aqua Map Boating ships an update weekly, and Estai every 2 months. Most recently, Aqua Map Boating was updated on October 24, 2026 and Estai on October 7, 2026.

Other comparisons