# HistoGrams⁺

> Comprehensive Notes and Diagrams of Histology

Canonical page: [https://chrome-stats.com/d/com.vli.histograms](https://chrome-stats.com/d/com.vli.histograms)

## Overview

- **ID:** `com.vli.histograms`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Dr Viren Kariya
- **Category:** MEDICAL
- **Downloads:** 120,087
- **Rating:** 4.38 / 5 (1,068 ratings)
- **Version:** 2.11.5
- **Last updated:** 2026-07-22
- **First published:** 2017-07-24
- **Publisher country:** IN
- **Size:** 18 MB
- **Data as of:** 2026-09-14
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.vli.histograms)
- **Website:** [http://virenkariya.com](http://virenkariya.com/)
- **Privacy policy:** [https://www.freeprivacypolicy.com/live/0efd9523-06f1-4f77-8316-196e8e7ce028](https://www.freeprivacypolicy.com/live/0efd9523-06f1-4f77-8316-196e8e7ce028)

## Description

**HistoGrams⁺** is a powerful Chrome extension designed for medical students to simplify studying complex subjects like histology, physiology, biochemistry, and pathology. It features comprehensive notes and over 130 hand-drawn diagrams organized into 19 detailed chapters, making revision fast and efficient.

The extension also includes neuroanatomy demos with real images and videos, as well as physiology practicals covering experimental, hematology, and clinical topics, each supported by notes and multimedia links. HistoGrams⁺ serves as a quick reference and revision guide, ideal for exam preparation and workbook creation. Regular updates ensure that users always have access to the latest educational content.

## Rankings

- #203,246 — Overall

## Permissions and access

### Permissions

- `android.permission.ACCESS_NETWORK_STATE`
- `android.permission.INTERNET`
- `com.vli.histograms.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION`

## Review summary

HistoGrams⁺ is widely praised by medical students for its practical histology slides, clear labeling, and helpfulness in exam preparation. Users admire its elegant design and ease of use. However, multiple reviewers have reported recent technical problems with app loading and buffering, and some content gaps like lack of pathological slides and missing diagrams. Requests for offline access and availability on other platforms have also been noted. Overall, it's valued as an essential histology resource despite some functional and content limitations.

### Pros

- Great for medical students; helps in understanding and drawing histology diagrams.
- Beautiful and elegant design, easy to use with good search and arrangement of tissues.
- Contains basic and practical histology slides useful for exams and studies.
- Provides clear slides with labels and adequate descriptions; beneficial for both undergraduate and postgraduate students.
- Highly appreciated for aiding in medical education, making study and revision easier.

### Cons

- App has experienced recent issues with loading and keeps buffering; some users cannot open the app even after multiple reinstalls.
- Lacks some content such as pathological slides and more detailed or unfiltered microscope images.
- Some diagrams do not open properly, indicating bugs or incomplete content.
- App requires internet connection; users desire offline availability due to server-side issues.
- Not available on iOS (Apple App Store) or web browsers, limiting accessibility.

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.vli.histograms)