d20 3D vs iStopwatch
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
d20 3D
Simulate realistic dice rolls with impressive 3D graphics. This app allows you to roll multiple dice simultaneously and automatically calculates the total, enhancing tabletop gaming experiences without the need for physical dice.
- Realistic 3D dice rolling
- Support for d4, d6, d8, d10, d12, d20
- Roll up to 10 of each dice type
- Integer modifier for rolls
- Automatic addition of dice totals
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Roll dice and let the computer count them without losing the feeling of real dice! d20 3D lets you roll as many dice as you want with stunning 3D graphics! Watch your dice roll across the table and feel the panic as you see a d20 teeter on the edge of rolling a 1! Features include: • d4, d6, d8, d10, d12, and d20 dice • Up to 10 of each dice all at the same time, with no considerable lag • Integer modifier to any roll • Automatic computer addition of all dice on table Send suggestions and feedback to support@alvios.com!
iStopwatch
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A precision LCD-style stopwatch with lap tracking, volume key control, and customizable fonts. Whether you're timing a run, coaching a sport, or need a reliable counter for any task, iStopwatch delivers with style and accuracy. KEY FEATURES • LCD Display — Authentic digital display with glowing digits, just like a real LCD stopwatch • Lap Tracking — Record unlimited laps with fastest/slowest indicators • Volume Key Control — Start, record, pause, and reset using your device's volume buttons — no need to touch the screen • 6 Custom Fonts — Choose from Digital-7, Orbitron, Share Tech Mono, VT323, Menlo, or SF Mono • 4 LCD Themes — Switch between LCD Cyan, Green, Blue, or a dazzling Purple-Pink-Blue gradient • Haptic & Sound Feedback — Feel and hear every action • Background Timing — Keeps counting even when you switch apps • Copy Records — Share your lap data instantly • Dark Mode — Easy on the eyes, perfect for any lighting PERFECT FOR - Running and jogging - Swimming and cycling - Workout intervals - Cooking and baking - Lab experiments - Any timing task Download iStopwatch and time everything with precision.
Screenshots
Verdict
The clearest difference is in-app purchases: d20 3D at none against iStopwatch's 1. d20 3D also leads on ads (none vs shown) and device support (3 vs 1). On price 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. iStopwatch sells 1 one-off in-app purchase. d20 3D asks for nothing beyond the download.
| Parameter | d20 3D | iStopwatch |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | — | Monthly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 6.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 93 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Technospirits | 景珂 陈 |
In-app purchases
d20 3D
No in-app purchases
iStopwatch
- Pro Version$1.99









