Disco Timer vs Stone ID
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Disco Timer
This app provides a visually intuitive countdown timer for various tasks, from cooking to presentations. Its unique rotary gesture for setting time and large display make it easy to use and read from a distance. Customize alerts and colors for a personalized experience.
- Rotary gesture time setting
- Large, high-contrast display
- Glanceable from a distance
- Disable auto-lock option
- Customizable color combinations (Premium)
- Variety of exclusive alert tones
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Boiling an egg, timing a presentation, or starting your next Pomodoro – Disco Timer is a universal countdown clock for all sorts of tasks. Setting the timer duration is based on 60-minute circle of traditional analog watches – you just wind it up with a single rotary gesture. Then tap the display to run, pause, or reset the timer. Large, high-contrast representation of the remaining time makes it glanceable from quite a distance. And an option to disable the Auto-Lock can keep the device awake while the timer is running. This comes in very handy when keeping an eye on the progress is as important as the finishing time itself. The face of the timer can be customized by choosing from a variety of color combinations (Premium feature). And for the completion alert – you can select from a dozen great-sounding tones, all of which are crafted exclusively for Codulis apps. Give Disco Timer a try, and let us know what you think!
Stone ID
Instantly identify unknown stones by taking a photo. This utility app helps users quickly determine the type of granite and other stones they encounter. Get detailed information about identified stones.
- Identify stones with a photo
- Granite identification
- Detailed stone information
- User-friendly interface
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Snap to Identify Unknown Stones with Stone ID - Granite identifier
Screenshots
Verdict
The clearest difference is review sentiment: Disco Timer at 89% against Stone ID's 0%. Disco Timer also leads on price (Free vs $5.99) and rating (4.7 vs 1.0). Stone ID's advantage is in-app purchases (none vs 1) and iOS requirement (10.0 vs 15.4). On ads 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
Disco Timer is free to download; Stone ID costs $5.99 up front. Disco Timer sells 1 one-off in-app purchase. Stone ID asks for nothing beyond the download.
Disco Timer holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Disco Timer has 97 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 89% of Disco Timer's written reviews are positive against 0% of Stone ID's.
| Parameter | Disco Timer | Stone ID |
|---|---|---|
| Price | Free — better | $5.99 |
| Rating | 4.7 (97 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 89.5% of reviews — better | 0.0% of reviews |
| Number of ratings | 97 — better | 1 |
| Update frequency | Every 5 months | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.4 | 10.0 — better |
| Further details — not scored | ||
| Size | 26 MB | 60 MB |
| Age rating | 4+ | 17+ |
| Developer | Codulis | Hangzhou Chengshitong Technology Co. Ltd |
Customer experience
Disco Timer
Stone ID
In-app purchases
Disco Timer
- Disco Timer Premium$2.99
Stone ID
No in-app purchases









