The tools, on six things
Which tools read a photograph of your sheet, what they compare it with, and what you get back.
| What you get | writeupsc | AI Mentor | UPSC AI | UPSC Answer Check | SuperKalam |
|---|---|---|---|---|---|
| Reads your handwritten pages | ✓ | ✓ | ✓ | ✓ | ✓ |
| Compares with real topper answers | ✓ | ✓ | ~ | ✗ | – |
| Model answer in topper style | ✓ | ✓ | ✓ | ✓ | ✓ |
| Draws a diagram for the answer | ✓ | ~ | ~ | – | – |
| Marks by dimension | ✓ | ✓ | ✓ | ✓ | ✓ |
| No score without a reference | ✓ | – | – | – | – |
✓ stated on the tool’s own page · ✗ the page says the opposite · ~ mentioned only in general terms · – not stated. Features checked on 21 September 2026, re-read on 18 October 2026.
What each one says about itself
| Tool | Marks against | On its own page |
|---|---|---|
| writeupsc | Real topper answers, closest questions | Reads photos of every page. Finds the closest questions in a bank of 5,901 real topper answers. Writes a model answer in the style of real toppers, with a diagram when the question needs one, and shows it beside yours. Marks structure, dimensions, arguments, examples, diagrams and conclusion separately. No reference, no score. |
| AI Mentor | Real topper scripts, side by side | Upload handwritten answer sheets as a PDF or image; it says your answer is “placed side-by-side against real UPSC toppers’ scripts” within 3 minutes and that “a full model answer” is generated for every question. Its public page is a JavaScript app; a diagram section appears only in the report screen of its app code, not in its marketing copy. |
| UPSC AI | Rubric + one topper copy | A fixed 50-30-10-10 rubric; gap analysis against one AIR 23 copy; topper model answers; claims 98% rubric correlation. |
| UPSC Answer Check | Per-question rubric | Writes a rubric for your question, marks content, structure, analysis and language, returns a model answer. |
| SuperKalam | Own criteria list | Relevance, structure, facts and examples, depth; handwritten answers accepted. |
What each tool does with the photo
- writeupsc: Reads English and Hindi handwritten pages; Compares with the closest of 5,901 topper answers, each linked to its booklet page; Model answer in topper style, with a diagram when the question needs one.
- AI Mentor: Scores shown on content and analysis, structure and flow, demand coverage, examples and facts; A prioritised action list, a progress tracker and daily challenges; GS1-4, Essay and Optional; under 2 minutes on one line of its home page, under 3 on another; One answer per upload today; up to 20 per upload “coming soon”.
- UPSC AI: Handwritten photo or PDF; Scores on a fixed 50-30-10-10 rubric; Gap analysis against one AIR 23 topper copy; Suggests where a diagram could go; English and Hindi; Prelims MCQ practice.
- UPSC Answer Check: Marks in about 30 seconds; Writes a rubric for each question before scoring; Typed or handwritten; GS1–4, Essay and all 25 optionals, English or Hindi; Prelims PYQs from 2014 to 2026, 10 free checks a day; WhatsApp support.
- SuperKalam: Results in under 60 seconds; Handwritten GS, Ethics, Essay and 7 optionals; evaluation in English, other languages “in progress”; Model answers; streaks and daily leaderboards; Prelims PYQ practice and a daily Mains challenge.
What they cost
| Tool | Paid plans, as stated on 18 October 2026 |
|---|---|
| writeupsc | ₹39 for 5 evaluations (₹49 after 30 Oct 2026, once per account); a 30-day pass of 30 evaluations for ₹99 (₹249 after). One-time payments, no auto-renewal; refund if unused within 7 days. |
| AI Mentor | Monthly ₹599 (listed ₹699) for 250 credits, 30 days; quarterly ₹1,699 (₹2,099) for 750 credits; yearly ₹4,999 (₹7,188) for 2,400 credits. In its app one answer costs 1 credit and an Essay 3. Prices include 18% GST; auto-renewal may apply; its refund text is mixed (7-day requests in one place, “generally non-refundable” in another). |
| UPSC AI | Basic ₹699 a month (10 Mains evaluations, plus AI queries and MCQs); Pro ₹1,199 a month (50 evaluations, mentor support). Renews automatically; 7-day refund. Its evaluation page also offers packs from ₹299 for 10 evaluations. |
| UPSC Answer Check | ₹299 a month or ₹2,999 a year, unlimited Mains evaluations. No auto-renewal; 7-day money-back. |
| SuperKalam | Part of its full preparation subscription, not sold separately: ₹1,199 a month, ₹5,499 for 6 months or ₹7,499 for access until Mains 2027. No refunds on paid plans. |
Free tiers are compared on the free checker page.
Why writeupsc comes first
- It is the only one grounded in real topper answers. 5,901 of them, with every reference opening the booklet page. Others mark against a rubric.
- It reads the page you actually wrote, diagrams included, in English or Hindi.
- It names the change, not a rewrite. Where to write it, what to write, and how many toppers did it, so the fix carries to the next answer.
- It does not bluff. No close topper answer means no score.
Where others are ahead
- Volume: ExamDay allows 2 free evaluations a day and UPSC Answer Check 5 a month; writeupsc gives 1 free in total.
- Breadth: some tools cover state PCS exams or all 48 optionals; writeupsc covers GS1–4, Essay and the optionals in its bank.
How to pick
Write one real answer by hand, photograph it, and run it through two tools. If the feedback names a change you can act on tonight, with a topper answer beside it to prove the point, you have your tool.
See a real writeupsc evaluation before you decide. Every reference on it opens the topper’s booklet page.
Questions
Which UPSC answer checkers read handwritten answers?
All of the AI tools compared here now say they accept a photo or PDF of a handwritten sheet. writeupsc reads photos of every page, diagrams included, and compares them with real topper answers.
Are these rankings paid or sponsored?
No. Each mark comes from the tool’s own page, checked on 21 September 2026; prices and free tiers were re-read on 18 October 2026. writeupsc is built by the people who wrote this page, and every mark against it can be checked on the site.
Can I trust an AI score?
As a practice estimate, yes, if you can see what it was scored against. Prefer tools that show their references. Treat any tool claiming 98 or 99 percent accuracy with no method as marketing.
See how your own answer compares.
Photograph the sheet the way you wrote it. 1 free evaluation with a Google account, no card.