ロキ vs StampRecord
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ロキ
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Loki（ロキ）は、サ活（サウナ活動）の記録に特化したアプリです。 [Feature] - Register sauna activity - Offline registration is possible - Show a list of sauna activities - Copy the text of sauna activity - Post to sauna portal site!
StampRecord
Visually track your daily progress and habits with a customizable stamp system. Perfect for monitoring efforts in learning, fitness, or medication adherence, and for children to record achievements. Review your history to foster continuous improvement.
- Customizable stamps with emoji and summaries
- Daily record keeping
- Progress review for improvement
- Track language learning, diet, fitness
- Monitor medication intake
- Suitable for children's achievements
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Record your daily achievements with stamps using StampRecord! Who is it for? - People who want to keep a record of their daily efforts such as language learning, diet, muscle training, etc. to encourage them. - Children who want to record their help and study results and check with their parents. - People who want to record and check whether they have taken medicines. How to use 1. Add a stamp with a combination of emoji and summary. 2. Select the day you want to record and put a stamp on it. 3. Look back at your records and use them for daily improvement. Note: Developer may end support for older OS without notice.
Screenshots
Verdict
The clearest difference is update cadence: ロキ at every 2 weeks against StampRecord's every 2 months. 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.
ロキ ships an update every 2 weeks, StampRecord every 2 months. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.
| Parameter | ロキ | StampRecord |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 2 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Mao Kawaguchi | Takuto Nakamura |
In-app purchases
ロキ
No in-app purchases
StampRecord
No in-app purchases
