StrokeCoder vs Yemma 4
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
StrokeCoder
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Designed for use during stroke code activations, StrokeCoder helps improve communication, reduce documentation burden, and support rapid clinical decision-making in high-pressure environments. The app brings essential stroke workflows together in one place, reducing the need to switch between notes, calculators, and reference tools during urgent evaluations. Whether you are responding to an emergency department stroke code, evaluating a transfer, or documenting inpatient neurologic changes, StrokeCoder helps organize key information quickly and clearly. Core features include: • Structured Stroke History Documentation Capture key elements of the initial evaluation including Last Known Normal, symptom onset, presenting deficits, anticoagulation status, blood pressure, glucose, thrombectomy considerations, and relevant exclusion factors. • NIH Stroke Scale (NIHSS) Calculator Rapidly complete and document the NIHSS with built-in scoring support for efficient bedside use and cleaner reporting. • Time Since Last Known Normal (LKN) Guidance Track elapsed time from symptom onset and quickly visualize major treatment windows for thrombolysis, advanced imaging pathways, and thrombectomy consideration. • Clinical Decision Support Tools Includes bedside tools for: – ABCD² Score for TIA risk stratification – HINTS exam support for acute vestibular syndrome – Glasgow Coma Scale (GCS) – ICH volume estimation – Aphasia classification guidance – Seizure workflow support • Cleaner Communication and Documentation Organize findings into a consistent, efficient workflow that improves handoff quality and reduces missed details during time-sensitive patient care. StrokeCoder was designed with a focus on real-world usability: fewer clicks, faster bedside access, and practical decision support when seconds matter. This app is intended for use by healthcare professionals and trainees as a clinical support tool and does not replace independent medical judgment, institutional protocols, or specialist consultation. Final treatment decisions should always be made based on individual patient circumstances and current clinical guidelines.
Yemma 4
This AI chat app runs entirely on your iPhone, processing prompts, images, and responses locally. Enjoy private conversations, brainstorm ideas, and summarize notes offline after an initial model download. It requires specific hardware for full functionality.
- 100% on-device AI chat
- No sign-up or subscription required
- Offline functionality after model download
- Local conversation history
- Adjustable response style
- Image understanding
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Yemma 4 is a private AI chat app that runs entirely on your iPhone. It runs Google's Gemma 4 locally through a Swift-native MLX multimodal runtime, so your prompts, images, and responses stay on your device. There is no account to create, no cloud inference service in the middle of your conversations, and no telemetry pipeline watching what you do. Download the model once, then keep chatting on Wi-Fi, cellular, or in airplane mode. Ask questions, brainstorm ideas, rewrite text, summarize notes, describe photos, and have real back-and-forth conversations with image attachments, all processed on-device. Why Yemma 4 feels different: - 100% on-device AI chat - No sign-up, login, or subscription - Offline after the initial model download - Local conversation history you can delete any time - Adjustable response style and creativity controls - Image understanding through the same on-device model Hardware note: - Requires iPhone hardware with the A17 Pro chip or later - First model download is about 4.2 GB, so Wi-Fi and free storage are recommended
Screenshots
Verdict
The clearest difference is update cadence: Yemma 4 at daily against StrokeCoder's every 4 days. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
StrokeCoder ships an update every 4 days, Yemma 4 daily. The most recent releases landed on October 1, 2026 and October 2, 2026 respectively.
| Parameter | StrokeCoder | Yemma 4 |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 4 days | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 17.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 28 MB |
| Age rating | 17+ | 4+ |
| Developer | Tarun Daniel | AVMIL LABS LLC |
In-app purchases
StrokeCoder
No in-app purchases
Yemma 4
No in-app purchases









