# Sibme vs Teacher Tools Grader

The clearest difference is rating: Sibme at 5.0 against Teacher Tools Grader's 4.2. Sibme also leads on update cadence (every 2 weeks vs every 6 weeks). Teacher Tools Grader's advantage is iOS requirement (9.0 vs 16.0). On price, review sentiment, ratings volume and ads there is nothing between them.

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

Sibme holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 5 and 13 respectively. Written reviews complicate that: 65% of Sibme's written reviews are positive against 71% of Teacher Tools Grader's, so the app with the better star average is not the one people write more warmly about.

Sibme ships an update every 2 weeks, Teacher Tools Grader every 6 weeks. The most recent releases landed on September 26, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Sibme | Teacher Tools Grader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/sibme/id629939151/reviews)** | [4.2 (13 ratings)](https://appshunter.io/ios/app/teacher-tools-grader/id1029621399/reviews) |
| Number of ratings | 5 | **13** |
| Positive reviews | 65.0% of reviews | **71.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 213 MB | 23 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dos Terra LLC](https://appshunter.io/developer/629939154) | [Alfredo Delgado](https://appshunter.io/developer/1029621398) |

## What reviewers say

### Sibme

[App page](https://appshunter.io/ios/app/sibme/id629939151)

This app uses AI to help educators improve their teaching practices. It offers tools for lesson planning, feedback generation, and analysis of recorded lessons. Educators can also record, review, and share content with colleagues for collaborative feedback.

**Highlights:** AI Copilot for lesson planning and feedback, Generative AI tools for educators, AI-driven teaching practice analysis, Video and audio recording for reflection, Automatic transcription of recordings, Time-stamped annotations for feedback, Resource sharing with time-stamps

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Teacher Tools Grader

[App page](https://appshunter.io/ios/app/teacher-tools-grader/id1029621399)

This app provides educators with tools to streamline grading and student assessment. It includes a calculator for generating percentage grades based on correct and incorrect answers, and a running record calculator for analyzing student fluency, accuracy, and error rates.

**Highlights:** Percentage grade calculator, Running record analysis, Words per minute (WPM) calculation, Accuracy and error rate tracking, Student performance stage indicators, Integrated stopwatch for timing activities

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sibme free?

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

### Is Teacher Tools Grader free?

Teacher Tools Grader is free to download, with no in-app purchases.

### Which has better reviews, Sibme or Teacher Tools Grader?

Sibme is rated higher. Sibme averages 5.0 out of 5 from 5 ratings, while Teacher Tools Grader averages 4.2 from 13 ratings.

### Do Sibme or Teacher Tools Grader have ads?

Neither Sibme nor Teacher Tools Grader shows ads.

### Which is updated more often, Sibme or Teacher Tools Grader?

Sibme ships an update every 2 weeks, and Teacher Tools Grader every 6 weeks. Most recently, Sibme was updated on September 26, 2026 and Teacher Tools Grader on June 11, 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.*