The Lensear Write readability formula

The Lensear Write readability formula is suited to creative writing and internal comms. Find out how it's calculated and how you can use it.

3 May 2019 by Laura Kelly

The Lix and Rix readability formulas

Lix and Rix are readability formulas which evaluate non-English languages. Find out how this international solution works and how you can best use it.

14 April 2019 by Laura Kelly

The Fry readability graph

The Fry formula is one of several developed in the 1960s for speed and efficiency. Find out how this graph can help you improve your readability.

8 April 2019 by Laura Kelly

The IELTS test

IELTS is a standardised proficiency test. It can be used to reach a global audience. Find out how IELTS is calculated and how you can best use it. 

1 April 2019 by Laura Kelly

The Powers Sumner Kearl formula

The Powers Sumner Kearl formula was developed in the 1950s by a group of readability experts. Find out how you can use it to improve your writing. 

27 March 2019 by Laura Kelly

The Raygor readability graph

The Raygor readability graph is a formula which calculates the reading grade level of a text. Find out how it's calculated and how it can best be used.

25 March 2019 by Laura Kelly

The FORCAST readability formula

Other readability formulas work great when you’re writing a narrative. What about when you’re not, and how can the FORCAST formula help you analyze incomplete sentences?

14 March 2019 by Laura Kelly

The history of readability

Readability has evolved with language. It is also linked to consumer habits, tech and education. Find out more about the history of readability. 

4 March 2019 by Laura Kelly

The Spache readability formula

The Spache formula is a readability measure which estimates an elementary reading grade level. Find out how it's calculated and how you can best use it. 

12 January 2019 by Laura Kelly

The New Dale-Chall readability formula

The New Dale-Chall formula was created to analyse readability for fourth-graders and above. Find out where it came from and how you can best use it. 

11 January 2019 by Laura Kelly

The Automated Readability Index

The ARI assesses the U.S. grade level required to read a piece of text. It is useful for technical writing. Find out how you can use it.

4 January 2019 by Laura Kelly

The SMOG readability index

The SMOG Index is an influential and popular writing tool. But, where did it come from, and how can you best use it?

4 January 2019 by Laura Kelly