Biostock vs PreTrade
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Biostock
This app simplifies biotech stock analysis by consolidating crucial data like clinical trials, FDA decisions, and analyst ratings. It offers tools to research, track, and understand complex biotech information through clear insights and actionable data.
- AI-analyzed SEC filings with sentiment scoring
- Catalyst calendar for FDA, clinical, and earnings events
- Biotech-specific stock screener
- Daily trading strategy with backtested results
- Analyst ratings and price targets
- Custom watchlists with calendar view
- Real-time stock prices and market data
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Biostock makes biotech investing accessible. Whether you're new to the markets or a seasoned investor, understanding biotech stocks can be overwhelming. Clinical trials, FDA decisions, PDUFA dates, analyst ratings - there's a lot to track. Biostock brings it all together in one clean, easy-to-understand app. RESEARCH SMARTER Search any biotech stock and instantly see what matters: upcoming catalysts, FDA timelines, analyst sentiment, and recent news. No more digging through SEC filings or scattered sources. TRACK WHAT MATTERS Create watchlists to monitor your favorite stocks. See all upcoming catalysts across your portfolio at a glance so you never miss an important event. BUILT FOR CLARITY We translate complex biotech data into clear, actionable insights. Color-coded ratings help you quickly assess risk. Plain-language summaries explain what each catalyst means for the stock. KEY FEATURES - Pulse: AI-analyzed SEC filings with sentiment scoring - Catalyst calendar with FDA, clinical, and earnings events - Stock screener with biotech-specific filters - Signal Picks: daily trading strategy with backtested results - Analyst ratings and price targets - Custom watchlists with calendar view - Real-time stock prices and market data WHO IT'S FOR • New investors learning to research biotech stocks • Retail traders tracking catalyst-driven opportunities • Anyone who wants biotech data without the complexity Start making sense of biotech. Get Biostock today.
PreTrade
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PreTrade is a quick-reference tool for stock day traders. Type any ticker and instantly see the stats that matter before you take a trade. Key features: - Short float and short interest percentage - Float size and shares outstanding - Average True Range (ATR) for sizing and risk - Key price levels including previous period OHLC - Clean, distraction-free interface designed for speed PreTrade is built by a day trader, for day traders. No account required. No ads. Just the numbers you need before you execute.
Screenshots
Verdict
The clearest difference is device support: PreTrade at 3 against Biostock's 1. PreTrade also leads on iOS requirement (15.0 vs 18.0). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Biostock | PreTrade |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Tudor Avram | Samuel Benson |
In-app purchases
Biostock
No in-app purchases
PreTrade
No in-app purchases









