Time Keeper DX vs GP Counter
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Time Keeper DX
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You can calculate the time. It is easy to calculate the current time using the Now button. Count down by voice.
GP Counter
This multi-counter app allows you to record timestamps for various events simultaneously. View individual counters in full screen, compare count timestamps, and export your data to a file. It also displays today's counts using tally marks.
- Multiple simultaneous counters
- Full-screen counter display
- Timestamp recording for counts
- Comparison of counter timestamps
- Export count timestamp data to file
- Tally marks for today's counts
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"GP counter" is a general-purpose multi-counter that records the time stamp. Features of GP Counter * You can use multiple counters at the same time. * It is also possible to display one counter in full screen. * Since the time stamp of the count-up is recorded, it can be compared with the time stamp of other counters. * You can output the count time stamp data to a file. * Apart from the total counts, today's counts are displayed in tally marks.
Screenshots
Verdict
The clearest difference is price: GP Counter at Free against Time Keeper DX's $4.99. Time Keeper DX's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support and iOS requirement 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
GP Counter is free to download; Time Keeper DX costs $4.99 up front. GP Counter sells 1 one-off in-app purchase. Time Keeper DX asks for nothing beyond the download.
Time Keeper DX ships an update every 2 months, GP Counter every 8 months. The most recent releases landed on June 4, 2026 and August 31, 2026 respectively.
| Parameter | Time Keeper DX | GP Counter |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 2 months — better | Every 8 months |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.6 |
| Further details — not scored | ||
| Size | 8 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Hisanori Yagi | Yasuyoshi Ota |
In-app purchases
Time Keeper DX
No in-app purchases
GP Counter
- Allow unlimited counting$2.99
