Botoi Readability API
6.5#10 in ai readability checkersFrom $9 a monthFree planAPI
VisitBotoi Readability API vs Health Literacy Advisor
Health Literacy Advisor
7.0#3 in ai readability checkersFrom $499 a yearAndroidiOSWebmacOS
VisitWhat both publish
| Fact | Botoi Readability API | Health Literacy Advisor |
|---|---|---|
| Privacy | Botoi says API request and response payloads are not stored beyond the time needed to fulfill the request, while API usage metadata is logged. | HLI says it will not track or collect information about users, their data or documents, or their use of the software unless specifically authorized. |
| Purpose | The Readability API analyzes English text and returns Flesch-Kincaid Grade, Flesch Reading Ease, Gunning Fog, and underlying counts. | The Health Literacy Advisor assesses and improves document readability using plain-language principles. |
Botoi Readability API plans
- FreeFree
- Starter$9 a month
- Pro$49 a month
- Business$199 a month
Health Literacy Advisor plans
- Health Literacy Advisor Desktop — English$499 a year
- Health Literacy Advisor Online — English$499 a year
- Health Literacy Advisor Desktop — English & Spanish$599 a year
- Health Literacy Advisor Online — English & Spanish$599 a year
- Volume PricingPriced on request
Pick Botoi Readability API if…
This API suits developers and teams who need readability scores in English text workflows, including legal, medical, editorial, and SEO review. It is not suited to meaningful grade mapping for languages other than English.
Pick Health Literacy Advisor if…
It suits writers and organizations preparing clearer documents, including users who need readability scoring and plain-language alternatives. Browser access covers desktop and mobile devices.