HistoGrams⁺ vs PDF StudyMate
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
HistoGrams⁺
This app offers a quick reference and revision guide for students, covering histology, physiology, biochemistry, and pathology. It features comprehensive notes and hand-drawn diagrams to simplify complex topics and prepare for exams.
- Histology revision notes
- Hand-drawn diagrams
- Neuroanatomy demos
- Physiology practical details
- Video links for concepts
- Regular updates
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Hello... Dear students, It has always been a tough task to finish entire syllabus before exams. Many things go unread or unrevised due to time constrain. Let's make it simple now with "HistoGrams+"...! In this new update apart from Histology; many other subjects and topics particularly practical point of view will be included like physiology, biochemistry, pathology etc. *In Histology*- almost all the topics are covered under 19 Chapters. A comprehensive note and a related hand-drawn diagrams will surely make each topic easy and quick to revise in a short period of time. Total 130+ such diagrams ( more will be added regularly ) will also provide a reference point for preparing workbooks. Similarly, in *Neuroanatomy demo* - all concerned demo topics are covered with hand drawn diagrams, real images and video links. *In Physiology Practicals* - details of practicals including experimental, haematology and clinical have been included. Each topic is having relevant notes and video links which will make it comprehensive. Overall, we have tried to include everything which is concerned and important. Definitely a quick reference cum revision guide before exams. Your feedbacks are precious and welcome. Stay tuned for regular updates. Wishes for studies..!! Regards, Team HistoGrams
PDF StudyMate
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PDF StudyMate is a powerful and simple study companion that lets you read, annotate, and take notes directly on your PDFs. Designed for students, teachers, and lifelong learners, PDF StudyMate combines PDF reading, note-taking, and annotation tools into one seamless experience. Whether you're reviewing lecture slides, studying textbooks, completing homework, or preparing for exams, everything you need is in one place. PDF Reader • Smooth and fast PDF viewing • Easy page navigation • Clean and distraction-free reading PDF Annotation Tools • Highlight important text • Underline and mark key points • Add text notes directly on PDFs • Draw and write with freehand tools • Use shapes, arrows, and comments Note-Taking Made Easy • Add notes alongside your PDFs • Capture ideas, summaries, and key concepts • Combine notes and annotations together • Keep everything organized for easy review Study & Homework Ready • Mark important sections for revision • Organize homework and assignments • Quickly review annotated materials • Perfect for exam preparation Stay Organized • Manage all your PDFs in one place • Categorize and organize study materials • Quickly find notes and annotations Export & Share • Export annotated PDFs • Share notes and study files easily PDF StudyMate helps you study smarter by bringing PDF reading, annotation, and note-taking together in one simple and powerful app.
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Verdict
The clearest difference is in-app purchases: HistoGrams⁺ at none against PDF StudyMate's 1. HistoGrams⁺ also leads on iOS requirement (12.0 vs 17.0). On price, ads and device support 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. PDF StudyMate sells 1 one-off in-app purchase. HistoGrams⁺ asks for nothing beyond the download.
| Parameter | HistoGrams⁺ | PDF StudyMate |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 28 MB | 5 MB |
| Age rating | 17+ | 4+ |
| Developer | Viren Kariya | Alteru Inc. |
In-app purchases
HistoGrams⁺
No in-app purchases
PDF StudyMate
- PDF StudyMate Unlock$4.99
Questions
Is HistoGrams⁺ free?
Is PDF StudyMate free?
Do HistoGrams⁺ or PDF StudyMate have ads?
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