InvisibleHand

About this Add-on

NEW feature: InvisibleHand automatically finds the lowest price on hotels, regardless of which travel site you use. It also provides one-click access to verified hotel reviews, and hotel amenity info.

InvisibleHand automatically finds the best prices on online shopping, flights & hotels in US, UK & Germany.

Checks for better prices and automatically shows a discreet notification when you're browsing a product which is cheaper at another retailer, or searching for a flight Currently supports over 580 US, UK & German retailers, and over 589 airlines. Also provides one-clicks access to product reviews about the product you're browsing.

Get InvisibleHand for Google Chrome from the official website.

Follow InvisibleHand on Twitter

Like InvisibleHand on Facebook

Developer’s Comments

WE'RE HIRING! We're looking for senior developers to work on InvisibleHand and other innovative projects at Forward Internet (including uSwitch, JustShops, Omio, GloPort & Forward 3D). Ruby experience is a plus. Benefits include stunning office in Camden, your choice of laptop, health insurance & pension, small teams, flexi-time, aeron chairs, free fruit & afternoon treats, xmas party in Vegas. Interesting tech including Hadoop, Clojure & Rails. Applicants must be eligible to work in the UK. Email: info@getinvisiblehand.com

This release works with over 100 retailers in US & UK

FAQs are at: http://www.getinvisiblehand.com/faq/

Please email bug reports or incorrect price notifications to: info@getinvisiblehand.com

Version Information

Version 3.9.36 Released February 4, 2014 101.0 KB Works with Firefox 4.0 and later

- Improved price comparison

- Bug fixes

Source code released under Custom License
What's this?

Download Now

See complete version history

Development Channel

The Development Channel lets you test an experimental new version of this add-on before it's released to the general public. Once you install the development version, you will continue to get updates from this channel. To stop receiving development updates, reinstall the default version from the link above. Install development version

Caution: Development versions of this add-on have not been reviewed by Mozilla.

Version 3.6.2beta:

Download Now

ADD-ON PRIVACY POLICY AND TERMS OF USE
The InvisibleHand browser add-on (the “Add-on”) is brought to you by the InvisibleHand Software Ltd ("IHS"). This Policy and terms of use (the “Policy”) helps you to understand what information we collect from you when you use the Add-on and how we use that information. It also includes some terms relating to the permitted uses of the Add-on. By downloading the Add-on you confirm that you have read and agree to the terms of this Policy.

WHAT INFORMATION DO WE COLLECT?
When you use your browser to search for products on certain websites, the Add-on enables your browser automatically to check other similar sites to see if other retailers are offering the same product at a lower price. If that product is available on a different site at a lower price the Add-on will notify you of the lower priced product and provides you with a link to the third party website offering the lower priced product.

IHS does not collect any personally identifiable information from you through your downloading and use of the Add-on. IHS does, however, collect the following information via the Add-on:

the url of the site that you originally search for your chosen product on.
the characteristics of the product that you search for and any search terms that you use
the url of any site that you visit that is notified to you by the Add-on.
other anonymous technical and routing information relating to your product search and any visit that you may make to a third party site that you were alerted to by the Add-on.

We may also receive some information from third party websites that you visit via a link provided by the Add-on. This information will include the pages that you visit at that website and information about whether you choose to purchase a product from that website. We will not receive any personally identifiable information about you from the third party the operates that website and will only use any information that we do receive in accordance with this Policy.

INVISIBLEHAND DOES NOT COLLECT PERSONALLY IDENTIFIABLE INFORMATION

COOKIES
The Add-on uses cookies to enable IHS to collect the information referred to above and to ensure you get the most benefit out of the Add-on. Cookies are small amounts of information that are stored on your computer that allow us to monitor website traffic. When clicking through to a partner site InvisibleHand will notify you of potential offers with competing brands (or companies). Clicking through to these offers will drop affiliate cookies on End User computer. If you do not wish cookies to be installed on your computer for these purposes, you may change the settings on your internet browser to reject cookies. For more information please consult the “Help” section of your browser.

HOW DO WE USE THE INFORMATION WE COLLECT?
IHS will only use the information that is referred to above for the following purposes:

to enable the Add-on to retrieve information for you about lower priced products from other retail websites.
to enable us to optimise the performance of the Add-on.
to administer our relationships with the operators of the supported websites from which we provide you with information about lower priced products.

We may use anonymised data that we hold for a number of purposes such as analysing the use of the Add-on or the products searched for and we may disclose this information to third parties. None of the information that we retain, use or disclose for these purposes will include any personally identifiable information.

DISCLOSURE OF YOUR INFORMATION
IHS may disclose the information collected by it to (i) any third party to whom disclosure is necessary to enable the Add-on operate as described above (ii) any person to whom disclosure is necessary to enable IHS to enforce its rights under this Policy (iii) any holding company or subsidiary of IHS, (iv) any purchaser of any of the assets or undertaking of IHS or any purchaser of the Add-on.

Other than as expressly set out in this Policy or as otherwise required or permitted by law, IHS will not share, sell or distribute any of the information that it collects via the Add-on without Your consent.

SECURITY AND DATA RETENTION
IHS employs security measures to protect the information that it collects from access by unauthorised persons and against unlawful processing, accidental loss, destruction and damage. IHS may retain the information that it collects for a reasonable period or as long as the law requires or permits.

THIRD PARTY SITES AND CONTRIBUTORS
The Add-on generates links to websites and microsites that are operated by third parties. We do not control those websites and microsites and IHS expressly does not give any endorsement of or warranty, representation or guarantee in respect such websites and microsites and hereby disclaims to the fullest extent permissible by applicable law any liability in respect of thereof. In addition, this Policy does not apply to those websites and microsites. Please consult the terms and conditions and Policy of those third party websites and microsites to find out how they collect and use your personal data and to establish whether and for what purpose they use cookies.

INTELLECTUAL PROPERTY
All copyright, trade marks, design rights, patents and other intellectual property rights (registered and unregistered) in and to the Add-on including without limitation the name INVISIBLEHAND are and shall be owned by IHS. You may only use the Add-on and information retrieved by it for you for your own personal, non-commercial use and you may not copy, reproduce, republish, or otherwise use the Add-on or any information retrieved by it for you for any other purpose. You also agree not to adapt, alter or create a derivative work from the InvisibleHand Browser Add-On or any information retrieved by it except for your own personal, non-commercial use. Any other use of InvisibleHand Browser Add-On or any information retrieved by it requires the prior written permission of IHS.

The names, images and logos identifying IHS or third parties and their products and services are subject to copyright, design rights and trademarks of IHS and/or third parties. Nothing contained in this Policy shall be construed as conferring any licence or right to use any trade mark, design right or copyright of IHS or any other third party.

DISCLAIMER
The Add-on and information retrieved by it including any information regarding or relating to third party products and services, is provided “AS IS” and on an “AS AVAILABLE” basis. To the extent permitted by law, IHS excludes all representations and warranties (whether express or implied by law), including the implied warranties of satisfactory quality, fitness for a particular purpose, non-infringement, compatibility, security and accuracy of the Add-on or any information retrieved by it.

IHS shall not be liable for any of the following losses or damage (whether such damage or losses were foreseen, foreseeable, known or otherwise): (a) loss of data; (b) loss of revenue or anticipated profits; (c) loss of business; (d) loss of opportunity; (e) loss of goodwill or injury to reputation; (f) losses suffered by third parties; or (g) any indirect, consequential, special or exemplary damages arising from the use of the Add-on regardless of the form of action.

IHS do not warrant that the Add-on will be uninterrupted or error free, that defects will be corrected, or free of viruses or bugs. You acknowledge that it is your responsibility to implement sufficient procedures and virus checks (including anti-virus and other security checks) to satisfy your particular requirements for the accuracy of data input and output.

YOUR RIGHTS
You may withdraw your consent for us to collect and process your data at any time by uninstalling the Add-on.

CONTACT US
The Add-on is brought to you by InvisibleHand Software Limited, a company incorporated in England and Wales. If you want to know what information we hold about you or if you have any other queries in relation to this Policy, please contact us using the following information:
Postal Address: InvisibleHand Software Ltd, Floor 1, Centro 3, 19 Mandela St, London, NW1 0DU
Email info: info@getinvisiblehand.co.uk

Add-ons

Welcome to Firefox Add-ons.

On the go?

InvisibleHand 3.9.36

by InvisibleHand

About this Add-on

Developer’s Comments

Version Information

Version 3.9.36 Released February 4, 2014 101.0 KB Works with Firefox 4.0 and later

Development Channel

Add-ons

Welcome to Firefox Add-ons.

On the go?

InvisibleHand 3.9.36

by InvisibleHand

About this Add-on

Developer’s Comments

Version Information

Version 3.9.36 Released February 4, 2014 101.0 KB Works with Firefox 4.0 and later

Development Channel

Privacy Policy

Report Abuse