Weights & Biases vs System Sounds for Developers
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Weights & Biases
Monitor machine learning experiments in real time from your mobile device. Get notified about important events like run completion or metric changes. Quickly review results and track key performance indicators for your training runs.
- Monitor live and completed runs
- View training curves
- Track loss, accuracy, and custom metrics
- Receive run completion notifications
- Get alerted on key metric changes
- Sanity-check results quickly
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Your model trains for hours. You shouldn't have to be at your desk the whole time. Weights & Biases for iOS puts your experiments in your pocket. Check on a run during a seminar, catch a diverging loss before you leave the lab, or find out why a run crashed without opening your laptop. SEE WHAT'S HAPPENING • Browse your projects and runs, with your starred and recent projects first • Pan, zoom and scrub training curves to read exact values at any step • Switch to log scale, choose your x-axis, and adjust each chart to fit • Open the Overview tab for config, summary metrics, hardware and environment details • Read live logs when a run does something unexpected KNOW WHEN IT MATTERS • Get a push notification when a run fails • Set metric alerts, such as "notify me if validation loss increases by at least 10%" • Tap a notification to go straight to the run ACT ON IT • Stop a run that's gone wrong from your phone, so you stop burning GPU hours BUILT FOR HOW RESEARCHERS WORK No dashboards to rebuild. Sign in with your existing W&B account, and the app shows the projects you already track. The charts you see on the web are the ones you see on your phone. Whether you're fine-tuning an LLM, training a model from scratch, or racing a conference deadline, W&B mobile helps you spend less time checking and more time thinking. Available for Free, Academic, Enterprise (SaaS) and Dedicated Cloud accounts. On-premises deployments are not yet supported.
System Sounds for Developers
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A developer tool to browse and preview system sounds. When you want to use AudioServicesPlaySystemSound(ID), finding the right sound by ID alone is a pain. SystemSound lists all system sounds with their file names and IDs so you can tap to preview instantly. ■ Browse & Preview Scroll through the full list of system sounds with file names and IDs. Tap the play button to preview any sound instantly. ■ Favorites Star the sounds you use most and filter the list to show only your favorites. ■ Sequential Playback Play through all sounds in order — great for scanning while you code.
Screenshots
Verdict
Weights & Biases and System Sounds for Developers are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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 | Weights & Biases | System Sounds for Developers |
|---|---|---|
| Price | Free | Free |
| Rating | 4.1 (14 ratings) — better | — |
| Positive reviews | 76.9% of reviews | — |
| Number of ratings | 14 — better | — |
| Update frequency | Weekly | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 49 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Weights and Biases | Takashi Goto |
In-app purchases
Weights & Biases
No in-app purchases
System Sounds for Developers
No in-app purchases
Questions
Is Weights & Biases free?
Is System Sounds for Developers free?
Do Weights & Biases or System Sounds for Developers have ads?
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