Onboard Performance Tool vs Thoth
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Onboard Performance Tool
This application enables flight crews and ground personnel to perform real-time performance calculations for flights. It provides fast and precise data for takeoff, landing, and weight and balance, accounting for various environmental and operational factors.
- Real-time performance calculations
- Takeoff analysis
- Landing analysis
- Weight and balance information
- Accounts for weather and runway conditions
- Corrects for pressure variation and MEL items
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*** This application requires configuration files, performance and other databases, available separately. Contact your Boeing representative for details. *** The Onboard Performance Tool (OPT) permits flight crews and ground personnel to perform real-time calculations based on current weather and runway conditions, while adhering to company and regulatory policies and procedures. The Onboard Performance Tool provides self-planning capability through fast and precise calculations. It allows flight crews to calculate the takeoff analysis, landing analysis, and weight and balance information. Instant and accurate calculations save time by correcting for pressure variation, runway conditions, engine bleeds and Minimum Equipment List (MEL) items.
Thoth
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Thoth-DocBridge keeps your flight crews working from the right documents — automatically. Built for airlines, flight operators, and training organizations, Thoth-DocBridge delivers controlled operational documentation to every crew iPad and iPhone and keeps it current. When your operations team publishes a new manual or revision, it appears on the right pilots' devices within seconds — no manual syncing, no out-of-date PDFs. KEY FEATURES • Always current — Documents update automatically whenever your admin publishes a change. Crews see exactly what changed and can review it before continuing. • Works offline — Every assigned document is downloaded to the device, so pilots have full access in the cockpit, in the air, or anywhere without a connection. • Acknowledgements & deadlines — Require crew to acknowledge important revisions by a set date, with a clear record of who has confirmed. • Organized by manual type — Company Manual, Flight Manual, Operations Manual, Mass & Balance, Safety Manual and more, grouped and easy to browse. • Role and fleet aware — Pilots see only the documents assigned to their group or fleet (for example Boeing or Airbus), keeping each crew focused on what's relevant. • Effective dates at a glance — See when a document becomes effective and when it expires, so you always know which revision is in force. • Fast search — Find any manual or notice instantly by title or type, and search inside a manual with results as you type, grouped by chapter. • Focused reading — A clean PDF reader with light and dark modes for day or night operations. HOW IT WORKS Thoth-DocBridge works alongside the Thoth-DocBridge admin console, where your operations team uploads documents, assigns them to crew groups, and publishes updates. Pilots simply sign in on their iPad or iPhone and everything they need is there — current, offline, and ready. ACCOUNTS Thoth-DocBridge is a business application. User accounts are created and managed by your organization's administrator. A company account is required to sign in.
Screenshots
Verdict
The clearest difference is update cadence: Thoth at every 3 months against Onboard Performance Tool's every 6 months. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Onboard Performance Tool ships an update every 6 months, Thoth every 3 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.
| Parameter | Onboard Performance Tool | Thoth |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (17 ratings) — better | — |
| Positive reviews | 13.5% of reviews | — |
| Number of ratings | 17 — better | — |
| Update frequency | Every 6 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 42 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | The Boeing Company | Teerachart Jongkoldee |
In-app purchases
Onboard Performance Tool
No in-app purchases
Thoth
No in-app purchases
Questions
Is Onboard Performance Tool free?
Is Thoth free?
Do Onboard Performance Tool or Thoth have ads?
Which is updated more often, Onboard Performance Tool or Thoth?
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