S
SMentoMind vs Originality.ai
Pricing, features, platforms and who each one suits — side by side.
M
Choose MentoMind if…
- you want the lower entry price ($4.08/mo vs $12.95/mo)
- you want to trial it before paying
- you're in its core audience: tutors and tutoring businesses, teachers
O
Choose Originality.ai if…
- you want a free plan to start with
- you need an API to build on
- you work on Chrome
- you're in its core audience: content publishers, marketing agencies
Side by side
Feature MentoMind Originality.ai
Pricing modelFree trialFreemium
Starting price$4.08/mo$12.95/mo
Free plan
Free trial
API
Open source
Trains AI on your content—Yes, unless you opt out
Data retentionPersonal data kept as long as needed to provide services, plus reasonable timeScan history kept 30 days (Pro) or 365 days (Enterprise)
Security and complianceGDPR—
Auto-grading—
AI from your files—
White-label branding—
Student/parent reports—
PlatformsWebWeb, Chrome, API
CategoryTools for TeachersAI Detection & Humanizers
CompanyInnotrail, Inc.Originality AI Inc.
Based inUnited StatesCanada
Founded—2022
Part of——
What you'd pay
The cheapest plan that fits, per month, billed yearly where the plan offers it.
| Team size | MentoMind | Originality.ai |
|---|---|---|
| 1 person | $4.08 Student Starter | $12.95 Pro |
| 5 people | $4.08 Student Starter | $12.95 Pro |
| 20 people | $4.08 Student Starter | $12.95 Pro |
Work it out for your team
- MentoMindStudent Starter$4.08/mo
- Originality.aiPro$12.95/mo
The cheapest paid plan with a published price that fits. Custom and sales-quoted plans aren't included.
What the free plans include
MentoMind
No free plan.
Originality.ai
- 10K words (100 credits one time)
- 60 credits (3 scans/day)
- 1 credit = 100 words
Key features
M MentoMind
- White-label branding with your own domain, logo and colors
- SAT, ACT, HSPT, AP Math and PSSA course libraries
- Question bank built from PDFs with question generation
- Auto-grading with item analysis
- Skill maps and personalized practice plans
- 24/7 guided help with step hints
- Real-time student and parent reporting
- Payment collection and coupons
O Originality.ai
- AI text detection with sentence-level highlights
- Plagiarism checker
- Fact and AI hallucination checker
- Grammar and readability checkers
- Bulk Scan for many documents
- Writing Replay showing how a document was written
- Deep Scan editing suggestions
- Shareable reports and PDF downloads
Plans and prices
From each vendor's site. Prices change — confirm before buying.
MentoMind
Student Starter$49/year (about $4.08/mo)
Student Elite Performer$24.99/mo, $59.99 for 3 months, or $149.99/year
Academy Starter$49/mo (20% off billed annually)
Academy Growth$149/mo (20% off billed annually)
Enterprise / InstitutionsCustom
Originality.ai
FreeFree
Pro$14.95/mo, or $12.95/mo billed yearly ($155.40/yr)
Enterprise$179/mo, or $136.58/mo billed yearly ($1,638.96/yr)
Strengths and limitations
MentoMind
- Large question banks, e.g. 3,500+ SAT questions and 11 adaptive tests
- Student plans start at $49/year
- White-label branding on academy plans
- Can get started free with no credit card
- Academy plans carry a one-time $500 white-label setup fee
- Only a web app is listed
- Enterprise and institution pricing requires contacting sales
Originality.ai
- Free tier includes AI, plagiarism, grammar and fact checks
- Pro plan starts at $12.95/mo billed yearly
- Integrations for Chrome, Firefox, Google Docs, Moodle and Google Classroom
- Detects text that was paraphrased with AI
- API access only on the $179/mo Enterprise plan
- Credit-based usage: 1 credit equals 100 words
- Pricing page gives conflicting details on free credits and Pro scan history
More comparisons
Other options to consider
SS
Freemium
S
Interactive course and quiz platform that checks understanding live in class
Tools for TeachersFree plan
S
SS
From $100/mo
S
White-label curriculum, test prep and student portal for tutoring businesses
Tools for TeachersAPI
W
WW
Paid
K
KK
Free, from $12.99/mo
K
AI flashcards, notes and exam prep built from lectures, PDFs and videos
Learning & TutoringFree plan
P
PMath help app that scans problems and explains step-by-step solutions
Free, from $5.83/mo
P
Free, from $5.83/mo
P
Math help app that scans problems and explains step-by-step solutions
Learning & TutoringFree plan
C
COnline courses, certificates and degrees from universities and companies
Freemium
C
Freemium
C
Online courses, certificates and degrees from universities and companies
Learning & TutoringFree plan
Facts from each vendor's public pages, prices checked Oct 26, 2026. Editorial policy