Buffers vs LabNote
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Buffers
This tool helps design buffer solutions for pH control in research. It offers a calculator for accurate recipes and a reference for common buffering agents, supporting various parameters like pH, concentration, and temperature.
- 42 common buffering agents
- Accurate recipe generation
- Broad pH, concentration, temperature ranges
- Detailed buffer system information
- Shareable recipes (email, text, copy, print)
- Sophisticated calculation algorithm
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Buffers is a tool for designing buffer solutions for pH control. Buffers is useful both as a handy reference of available buffering agents and as an accurate, portable buffer calculator for chemical, biochemical and biological research. With Buffers you can: - Select from 42 commonly used buffering agents - Generate accurate recipes covering broad pH, concentration and temperature ranges - Access detailed information about each available buffer system - E-mail, text, copy or print recipes To use Buffers, just choose a buffering agent and target pH along with the desired solution volume, temperature and buffer concentration. The recipe is calculated with the push of a button. Buffers uses a sophisticated algorithm that is more versatile and potentially more accurate than simple calculations based on the Henderson-Hasselbalch equation. An information page for each buffering agent lists the pKa, appropriate pH range, and temperature dependence, along with molecular weights and CAS numbers for the acid and base forms and other pertinent information. Bring your buffer calculations into the lab where you need them!
LabNote
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Physical notebooks have long been an essential tool for recording research data. However, they have limitations in organizing and connecting information in a practical and efficient way. To address these challenges, LabNote was developed to help researchers organize ideas, plan experiments, and record information in a structured and accessible manner. With LabNote, researchers can plan different stages of their projects using mind maps. Each node can store important details, such as stage objectives, methodologies, obtained results, and even conclusions. This structure facilitates the visualization of research progress and the integration of information across different stages of a project. The application also allows users to assign tasks to each project stage and quickly identify nodes with pending activities. This feature helps researchers better track project progress and maintain organization throughout their work. In addition, LabNote enables users to add references and attachments, including images and documents, bringing all relevant materials together in a single location. Another important feature is meeting management. Users can create written notes, record audio, organize meeting agendas in advance, and generate tasks based on discussion points and decisions made during meetings. The application also includes a sample management system that allows researchers to catalog and identify samples, add images, and associate them with mind maps as needed. For researchers in chemistry and related fields, LabNote further provides calculators for solution preparation, dilution calculations, and theoretical pH estimation, supporting day-to-day laboratory activities. Finally, users can export mind map data to Microsoft Word documents, facilitating the preparation of reports, record keeping, and information sharing. Alternatively, projects can be shared in the app's native format, enabling other users to view and comment on the content. LabNote is an application developed by researchers for researchers, designed to support different stages of a scientific career, from undergraduate research students to postdoctoral researchers.
Screenshots
Verdict
The clearest difference is in-app purchases: Buffers at none against LabNote's 3. Buffers also leads on ads (none vs shown) and iOS requirement (14.1 vs 16.0). LabNote's advantage is update cadence (every 2 weeks vs every 13 months). On price and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. LabNote sells 3 in-app purchases, starting at $0.99 per 7 days. Buffers asks for nothing beyond the download.
Buffers ships an update every 13 months, LabNote every 2 weeks. The most recent releases landed on October 4, 2026 and October 14, 2026 respectively.
| Parameter | Buffers | LabNote |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | โ |
| Update frequency | Every 13 months | Every 2 weeks โ better |
| Ads | No โ better | Yes |
| In-app purchases | No โ better | Yes |
| Monetization | Free | โ |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 14.1 โ better | 16.0 |
| Further details โ not scored | ||
| Size | 0 MB | 132 MB |
| Age rating | 4+ | 17+ |
| Developer | Akkyra Systems | LPAIM TECH LTDA |
In-app purchases
Buffers
No in-app purchases
LabNote
- LabNote Pro Weekly$0.997 Days
- LabNote Pro Monthly$3.991 Month
- LabNote Pro Annual$20.001 Year









