SFS Dhemaji vs MathBoard
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SFS Dhemaji
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St. Francis de Sales (SFS) School is a coeducational Catholic Missionary School under Secondary Education Board of Assam (SEBA) run by the Northeast India Province of the Missionaries of St Francis de Sales, known as MSFS fathers or Fransalians. The school is managed by the Bishop of Tezpur, under a registered charitable society under the Society’s Registration Act XXI of 1860. The school is in the top list schools of Assam particularly Dhemaji for its academic excellence. St. Francis de Sales School, Dhemaji, that sprouted as a tiny rose plant with 12 buds 39 years ago in 1979 holds a strength of around 2000 students and 60 teachers at present. More than 3000 students have passed out through the portals of this institution till date who form part of our esteemed Alumni Association that has become more active by holding annual gathering and initiating social action programmes.
MathBoard
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MathBoard is a handwriting-first mental-math practice app. Generate arithmetic worksheets, solve each problem by hand on an iPad whiteboard, and get instant auto-grading, wrong-answer explanations, and printable PDFs. Pick a ready-made set or build your own: ① Within-10 / within-20 / within-50 / within-100 addition and subtraction ② Two-digit addition and subtraction ③ Multiplication tables, division tables, and mixed × ÷ ④ Compare numbers (greater than, less than, equal to) ⑤ Four operations mixed Work each problem with Apple Pencil or a finger on a per-question whiteboard — line up column working, carry and borrow, draw it out. MathBoard grades instantly, tracks accuracy and time, and saves every wrong answer with the correct solution, your draft, and a step-by-step explanation. A built-in process calculator lets you enter a two-digit addition or subtraction and see the answer with vertical working and stick-counting visuals — the same show-your-work approach, on demand. Designed for families: ① Apple Pencil and finger handwriting on every problem ② Auto-grading with accuracy and timing stats ③ Wrong-answer book with explanation and your draft ④ One tap generates a similar set to practice weak spots ⑤ Printable PDF worksheets — student, answer-key, and explanation versions ⑥ Bilingual: English and 简体中文, switchable at runtime ⑦ Fully offline, no ads, no accounts MathBoard is local-first: worksheets, attempts, wrong answers, and PencilKit drafts stay on the device. Nothing is uploaded. Core practice is entirely free: all problem types, number ranges, and set sizes (including comparison and two-digit) are available without paying. MathBoard Pro unlocks PDF export, full step-by-step explanations with vertical and visual models, wrong-question drills, learning reports, and batch generation — choose a Monthly or Yearly subscription, or a one-time Lifetime purchase. Contact: sectojoy@gmail.com Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://zelonai.com/app/mathboard/privacy-policy
Screenshots
Verdict
The clearest difference is in-app purchases: SFS Dhemaji at none against MathBoard's 3. On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. MathBoard sells 3 in-app purchases, starting at $2.99 per month. SFS Dhemaji asks for nothing beyond the download.
| Parameter | SFS Dhemaji | MathBoard |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 53 MB | 4 MB |
| Age rating | 9+ | 4+ |
| Developer | Vasp Technologies Private Limited | 雷 陈 |
In-app purchases
SFS Dhemaji
No in-app purchases
MathBoard
- Monthly Subscription$2.991 Month
- Annual Subscription$12.991 Year
- Pro Lifetime Purchase$24.99









