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Professional IT developer with over 20 years of experience working with top tier investment banks (Barclays Capital, Credit Suisse, Merrill Lynch, ABN Amro, Mizuho Bank) - LinkedIn profile available on request

We specialise in delivering complex front office systems without compromising performance, including FX, derivatives and risk management.

Blahtech Limited was founded in 2006 and since 2013 we've been working with traders from proprietary trading companies to produce software that compliment and streamline their strategies.

The products we publish here are in constant use by professional traders around the world.

Market Stalkers - YouTube : https://www.youtube.com/MarketStalkers

Books | Training | Mentoring : https://marketstalkers.thinkific.com
James Cater - Blahtech Limited
James Cater
Supply Demand 3.3 Features - Consolidating Hints
James Cater - Blahtech Limited
James Cater
Blahtech Supply Demand 3.3 has been released

https://www.mql5.com/en/market/product/13712#!tab=updates

Enhancements
- Summary Trend - Display dot next to the trend direction when recent bars are consolidating
- Filters - Add Max Levels filter to allow the user to restrict the number of levels on the chart
- Zone Highlight - Add parameter to change highlighting mode (None/Strength/Untouched)
- Parameters - Write simple list of changed parameters to experts log when Ctrl+Q keys are pressed
- Parameters - Create detailed report of changed parameters in Files/Blahtech directory to assist users and support

Fixes
- Q Points - Add Min Risk Reward parameter
- Trend Change - Add Min Range and rename Min Risk Reward parameters
- Overall Trend Alerts - Print all three timeframe directions in alert message
- Summary SupDem - Improve highlighting accuracy with overlapped zones
- Old Zones - Enable detection of old zones with just two bars
- Consolidation - Fix edge case in consolidation zones detection
- Hotkeys - Revert regression from 3.1 release where [ and ] were swapped round
- Expert Advisor Mode - Change to a single option named "Reserved For iCustom Calls"

Documentation and Presets
https://www.mql5.com/en/blogs/post/700820
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Extra activations for purchased Market products
MetaQuotes
MetaQuotes
Added activations for purchased Market products following Windows 10 Version 20H2 release
Microsoft has officially released its new Windows 10, version 20H2 . This update affects configurations and encryption keys, similar to the installation of a new Windows operating system. In order to protect Market products, the MetaTrader platform
James Cater - Blahtech Limited
James Cater
Metaquotes Market - Update Indicator versions
James Cater - Blahtech Limited
James Cater
Supply Demand 3.2 has been released

https://www.mql5.com/en/market/product/13712#!tab=updates

Enhancements
- Alerts - Add parameter "Filter Nested (Levels)" to control raising alerts for nested zones only
- Alerts - Add parameter "Trigger Alerts Early" to trigger touch/break alerts N points before the level
- Hotkey Panel - Add "Alerts Nest" button to allow user to modify the nested zone filter from the GUI
- Summary - Alerts panel - Add icon next to title to show "Trigger Early Alerts" points value
- Summary - Alerts panel - Improve alerts icon tooltips
- Touches - Increase accuracy of Touches and add optional Touch/Untouch points parameters
- Info - Add parameter to control the precision of the {lots1} substitution string
- Info - Add a second user custom format string

Fixes
- Alerts - Fix edge case where duplicate alerts could be raised
- Alerts - Remove overlaps from Retouch alerts and apply filters to New alerts
- Alerts - Don't raise alerts for levels hidden from display by the "Zone Visibility" parameter
- Alerts - Improve text format, add bid price and number of touches
- Trend Change - Modify trend change parameter to OVERLAP_ALL to improve consistency of trend reversals
- Summary Panel - Improve accuracy of summary panel when price retraces from touched levels
- Summary Panel - Optimise summary panel redraw to compensate for increased accuracy
- HotKey Panel - Adjust panel Y location when position changed to Bottom left/right

Documentation and Presets
https://www.mql5.com/en/blogs/post/700820
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James Cater
Published post Blahtech Training
Market Stalkers Trader Training [ YouTube | Training ] Blahtech Indicator Documentation [ Supply Demand | Market Profile | Daily Range | Better Volume | VWAP ]...
James Cater
Published post Windows 10/11 Updates - Activations Added
MetaTrader sees the Windows Updates as a new operating system...
James Cater - Blahtech Limited
James Cater
Supply Demand - Extended Trend
James Cater - Blahtech Limited
James Cater
FREE Candle Timer 1.3 release

https://www.mql5.com/en/market/product/37576

Enhancements
- Change colour to Indian Red for final 10 seconds of the countdown
- Allow user to move the text to one of the chart corners
- Allow user to define a prefix description before the timer text
- Add option to set Custom Periods Seconds for non-standard custom charts

Fixes
- Improve colour handling and respond to colour scheme change events
- Use Outline colour when body colour matches background
- Enable user configurable suffix text
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James Cater - Blahtech Limited
James Cater
Supply Demand 3.0 Features - Alerts GUI

Full list of changes https://www.mql5.com/en/market/product/13712#!tab=updates
James Cater - Blahtech Limited
James Cater
Blahtech Supply Demand 3.0 has been released

https://www.mql5.com/en/market/product/13712#!tab=updates

Enhancements
- Add a third mode to the Summary panel GUI to control all alerts
- Alow user to set individual alert timeframes for Trend, Engulfings, QPoints and Levels
- Allow M30,H4,D1 as well as 1,2,3 when setting alerts timeframe parameters
- Enable Summary Timeframe Bubble Numbers by default
- Add bubble numbers to QPoints and SupDem columns in the Summary panel
- Add option to adjust the zone start bar of a level to the begining of a consolidation
- Add Timeframe hints to the TF section of the Hotkey panel
- Add {lots3} option to Info format

Fixes
- Change default colour of QPoint 2 from MediumOrchid to PaleVoiletRed
- Change Invert Style and colour parameters to be more intuitive
- Change text colour of oversized Q Points on the chart to Gray
- Change Summary heading from TimeF to Time
- Improve the behaviour of the Q Points hotkeys
- Modify all lines drawn by the indicator to be unselectable
- Include first bar in search for max move away of zones and Q Points
- Reset hotkey settings when indicator is removed from chart or chart is closed
- Only call TerminalInfoInteger to get ctrl status when key pressed or object clicked

Documentation and Presets
https://www.mql5.com/en/blogs/post/700820
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Reinstall Blahtech indicators after Windows 10 update https://www.mql5.com/en/blogs/post/713808

MetaTrader sees the Windows 10 May 2019 Update (version 1903) as a new operating system. As a result you will need to re-activate your products after the upgrade
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MetaQuotes
MetaQuotes
Windows 10 May 2019 Update (version 1903) released - activations for purchased Market products added
On May 21, Microsoft officially released a major update of their operating system Windows 10 May 2019 Update (Version 1903) . This update affects configurations and encryption keys similar to the installation of a new Windows operating system. In
James Cater Published product

Over 100,000 users on MT4 and MT5 Blahtech Candle Timer displays the remaining time before the current bar closes and a new bar forms. It can be used for time management Links [  Install  |  Update  |  Training  ] Feature Highlights The only candle timer on MT5 with no stutter and no lag S electable Location Tracks server time not local time Multiple colour Schemes Configurable Text Customisable alerts and messages Optimised to reduce CPU usage Input Parameters

James Cater Published product
Reviews: 101
FREE

Over 100,000 users on MT4 and MT5 Blahtech Candle Timer displays the remaining time before the current bar closes and a new bar forms. It can be used for time management Links [  Install  |  Update  |  Training  ] Feature Highlights The only candle timer on MT4 with no stutter and no lag S electable Location Tracks server time not local time Multiple colour Schemes Configurable Text Customisable alerts and messages Optimised to reduce CPU usage Input Parameters

James Cater - Blahtech Limited
James Cater
Helpful pages when setting your GMTOffset

To double check GMTOffset, your first bar of the London session should appear at 08:00 BST

Actual time in London (BST) https://greenwichmeantime.com/uk/london/time

Real time World Stock Exchange status https://www.worldtimezone.com/markets24.php
James Cater Published product

Blahtech Moving Average indicator is a multitimeframe version of the standard Moving Average indicator. It is also enhanced with customisable alerts, period breaks and other configuration options. The 50 day and 200 day moving averages are widely followed by investors and traders, with breaks above and below the MA lines considered to be signals of interest. Links [  Install  |  Update  |   Training   |   All Products  ] Feature Highlights Up to three