Readability Calculations supports the readability scoring of written materials according to nine of the most popular readability formulas - Flesch Grade Level (Flesch-Kincaid), Flesch Reading Ease, FOG, SMOG, Powers-Sumner-Kearl, FORCAST, Spache, Dale-Chall and Fry Graph formula. [ BUY NOW ]

Readability Calculations can give you reading levels on all of your materials; this includes technical manuals, reports, brochures, press releases, text books, articles, business publications, and so forth. Now you can feel confident that your readers will be able to understand your material and that you have not wasted your time and energy in writing your material for the wrong audience.

Readability Calculations contains the following nine formulas:

Formula # 1: New Dale-Chall
The “new” (1995) version of the Dale-Chall formula. A vocabulary-based formula normally used to assess upper elementary through secondary materials.

Formula # 2: Flesch Reading Ease (a.k.a. Flesch Reading Ease Formula)
Most reliable when used with upper elementary and secondary materials.

Formula # 3: Flesch Grade Level (a.k.a. Flesch-Kincaid Formula)
Most reliable when used with upper elementary and secondary materials.

Formula # 4: Fry Graph (a.k.a. Fry Index and Fry Readability Formula)
Used over a wide grade range of materials, from elementary through college and beyond.

Formula # 5: Gunning FOG (a.k.a. Gunning FOG and FOG Readability Formula)
Widely used in the health care and general insurance industries for general business publications.

Formula # 6: Powers-Sumner- Kearl
Used in assessing primary through early elementary level materials.

Formula # 7: SMOG (a.k.a. SMOG Readability Formula)
Unlike any of the other formulas, SMOG predicts the grade level required for 100% comprehension.

Formula # 8: FORCAST (a.k.a. FORCAST Readability Formula)
Focuses on functional literacy. Used to assess non- running narrative, e.g. questionnaires, forms, tests ...

Formula # 9: Spache
Both 1966 and 1974 versions of the Spache formula. A vocabulary-based formula widely used in assessing primary through fourth grade materials.

Use these readability formulas to assess the reading level of written materials - primary through college level.

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