# Open Door Teacher vs Class Saathi

The clearest difference is review sentiment: Class Saathi at 100% against Open Door Teacher's 25%. Class Saathi also leads on update cadence (every 6 weeks vs every 13 months) and device support (4 vs 2). Open Door Teacher's advantage is monetization model (free vs ad-supported). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Open Door Teacher ships an update every 13 months, Class Saathi every 6 weeks. The most recent releases landed on October 3, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Open Door Teacher | Class Saathi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (2 ratings)](https://appshunter.io/ios/app/class-saathi/id6443659235/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 6 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 9 MB | 292 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ThinkFirst Education Private Limited](https://appshunter.io/developer/1400803905) | [TagHive Inc.](https://appshunter.io/developer/1228464969) |

## What reviewers say

### Open Door Teacher

[App page](https://appshunter.io/ios/app/open-door-teacher/id1400803906)

This application streamlines the grading of OMR-based forms, providing immediate results. It offers detailed analysis of student misconceptions and generates comprehensive class and individual student reports for easy sharing.

**Highlights:** OMR form evaluation, Misconception analysis, Class reports, Student reports, Result sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### Class Saathi

[App page](https://appshunter.io/ios/app/class-saathi/id6443659235)

This AI-powered learning app enhances classroom engagement for students and provides teachers with tools for live quizzes, personalized assignments, and real-time performance insights. It functions offline and offers a vast library of practice questions and AI tutoring.

**Highlights:** AI-powered learning and assessment, Offline functionality, Live clicker quizzes and polls, AI-crafted lesson plans and quizzes, Personalized homework and tests, Real-time student performance tracking, AI Tutor for doubt solving

**In-app purchases:** none


## Frequently asked questions

### Is Open Door Teacher free?

Open Door Teacher is free to download, with no in-app purchases.

### Is Class Saathi free?

Class Saathi is free to download, with no in-app purchases.

### Do Open Door Teacher or Class Saathi have ads?

Neither Open Door Teacher nor Class Saathi shows ads.

### Which is updated more often, Open Door Teacher or Class Saathi?

Open Door Teacher ships an update every 13 months, and Class Saathi every 6 weeks. Most recently, Open Door Teacher was updated on October 3, 2026 and Class Saathi on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*