Sirius App vs SpaceLog
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sirius App
Connect with the European Public Prosecutor's Office (EPPO) through this mobile application. Access information and resources related to their work and mission.
- Connect to EPPO
- Access information
- Resource hub
- Official updates
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This is a mobile app that connects you to the EPE.
SpaceLog
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"SpaceLog" is an app for multimodal, geobased data collection aimed at studying individual environmental experiences. It is a systematic tool for capturing on-site perceptions. The app is designed for researchers in the fields of Digital Humanities, Social and Health Geography, Ethnography, and Cognitive Sciences. Thanks to its user-friendly design, SpaceLog allows for easy data collection related to the environment, movement, and personal well-being—accurate, flexible, and versatile. The app offers: - Multimodal data collection: Capture text, audio, image/video, and movement data—directly on-site, all in one app - GIS integration: Location-based data and movement profiles - Diary function: Track observations over an unlimited period - Location- and time-independent processing of observations - Self-monitoring: Link personal perception with mental state—making the connections between well-being and environment visible - Customizable: The app can be used in different contexts and for various study goals by integrating personalized questionnaires.
Screenshots
Verdict
The clearest difference is update cadence: Sirius App at every 2 months against SpaceLog's every 5 months. Sirius App also leads on iOS requirement (11.0 vs 15.6). 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.
Sirius App ships an update every 2 months, SpaceLog every 5 months. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.
| Parameter | Sirius App | SpaceLog |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 3 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Europol | Friedrich-Alexander-Universitaet Erlangen-Nuernberg |
In-app purchases
Sirius App
No in-app purchases
SpaceLog
No in-app purchases
