Twindo vs eSea Vault
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Twindo
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The offline-first field service app for any asset. Twindo gives field technicians everything they need on site: inspection reports, task management, timesheets, live project overviews and an AI copilot that works without signal. From wind turbines and solar parks to substations, battery storage and industrial equipment, Twindo works for any asset you inspect and maintain. On iPhone and iPad. WORKS OFFLINE, EVERYWHERE Offshore, up a tower, in a remote solar park or deep inside a plant, Twindo keeps working. Capture reports, log hours and look up procedures with no connection. Everything syncs automatically when you're back online. OFFLINE AI COPILOT Your expert in the field, even without signal. Ask about repair procedures, quality checks and technical limits, and get clear, step-by-step answers right at the asset. ANY ASSET, ONE APP Twindo is asset-agnostic. Set up your work the way your operation runs: - Organise everything by project, site, asset and sub-asset - Wind (onshore and offshore), solar, hydropower, grid and substations, battery energy storage, industrial plants and more - Go from a whole site down to a single component, like a bearing or a seal INSPECTION REPORTS FROM THE ASSET - Start a report in seconds by picking the project, site, asset and sub-asset - Add photos that are automatically stamped with time and GPS location - Rate condition from Excellent to Critical and add comments and notes - Save drafts and submit when you're ready, with status tracking from draft to complete PROJECTS AND TASKS AT A GLANCE - See completion, tasks, reports and alerts for every project - Keep track of jobs and tasks across multiple sites - Live weather maps with wind forecasts for each site TIMESHEETS IN SECONDS - Log working time, travel, breaks, meetings and weather standby - See your day at a glance with an automatic hours breakdown - Add your crew, per diem, on-call time, HSEQ reporting, and consumables and equipment - Sign digitally and submit straight from the field SCHEDULING AND NOTIFICATIONS - See every job and every day in one schedule - Get notified when work is assigned, updated or needs review BUILT BY PEOPLE, FOR PEOPLE IN THE FIELD Twindo is built with technicians, not just for them. We know the field is tough, schedules change and paperwork slows everyone down. So we built an app that's simple to use, works where you work, and gets your data to the office without the back-and-forth. Less paperwork. More time on the job. Download Twindo and bring your whole field day into one app.
eSea Vault
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eSea Vault - Documents. Compliance. Career. Built for seafarers, offshore professionals, and cruise staff who need to stay compliant at sea. One secure vault for all your documents, with expiry alerts, secure sharing, and inspection-ready access before you board. Easy to store. Easy to share. Easy to track. WHY THE ESEA VAULT Your career runs on paperwork - Seaman Books, STCW certificates, medical fitness, flag-state endorsements, contracts, visas. Lose track of one expiry and you lose a contract. eSea Vault is the vault built for the realities of life at sea: limited bandwidth, fast turnarounds, and zero tolerance for compliance gaps. EVERYTHING IN ONE VAULT - Store every document in one secure place - official Seaman Books, certificates, medical certificates, contracts. - Multi-country support: keep different Seaman Books for every flag you sail under. - Smart grouping: official documents are organized by type - provisional, digital, and country copies - so you always grab the right one. - Upload from your camera, photo library, or files. PDFs and images supported. STAY COMPLIANT, EVERY VOYAGE - Real-time expiry tracking on every certificate. - Color-coded status - Valid, Expiring Soon, Expired - visible at a glance. - Filter your vault by status, country, or document type to find what you need in seconds. - Know what's lapsing 30 days out, not the morning of joining. INSPECTION-READY PREVIEW - Open any document and swipe through your entire vault without backing out. - Live status badge follows every document - see compliance at a glance while a port officer or crewing manager watches over your shoulder. - Tap a thumbnail to jump straight to the document they're asking for. - Full-screen, pinch-to-zoom, ready for any inspection or boarding desk. SECURE SHARING WITH CREWING - Select multiple documents and share a secure link in two taps. - No more zipping PDFs or sending sensitive scans over WhatsApp. - Replace expired files with one tap - your shared links stay live with the latest version. BUILT FOR HOW YOU WORK - Bank-grade encryption - credentials live in your phone's secure enclave. - Designed for offline-first thinking and limited shipboard bandwidth. - Clean, focused UI that respects your time when you're between watches. WHO IS ESEA VAULT FOR - Seafarers - deck, engine, and catering crews on every vessel type. - Offshore professionals - oil & gas, wind, survey, and DP crews. - Cruise staff - hotel, entertainment, and service teams. - Crewing managers and agencies who want their people inspection-ready. GET STARTED IN 60 SECONDS 1. Download eSea Vault, free. 2. Upload your first document - snap a photo or import a PDF. 3. Watch your career file build itself, certificate by certificate. SUPPORT & FEEDBACK We build eSea Vault with seafarers, not just for them. Questions, feature requests, or feedback? Reach us in-app or at info@seaman-solutions.com.
Screenshots
Verdict
The clearest difference is update cadence: Twindo at weekly against eSea Vault's fortnightly. eSea Vault's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Twindo ships an update weekly, eSea Vault fortnightly. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.
| Parameter | Twindo | eSea Vault |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly โ better | Fortnightly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad, iPod โ better |
| Requires iOS | 18.0 | 15.1 โ better |
| Further details โ not scored | ||
| Size | 112 MB | 70 MB |
| Age rating | 4+ | 17+ |
| Developer | Twindo BV | E-SEA Vault |
In-app purchases
Twindo
No in-app purchases
eSea Vault
No in-app purchases









