SSI App - Education and Fun: iPhone vs Android
SSI App - Education and Fun gets 500+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
SSI App - Education and Fun by HEAD Watersports GmbH is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
4.8 ★
39k ratings, both stores
Measured
Best rank now
#83
iPhone · 
Sports Free
Sports FreeMeasured
App Store
App details
App ID
1249389209
Publisher
HEAD Watersports GmbH
Publisher country
Germany
Minimum OS
iOS 16.0+
Content rating
4+
Languages
1
EN
Size
198 MB
Google Play
App details
App ID
com.divessi.ssi
Publisher
HEAD Watersports GmbH
Publisher country
Germany
Content rating
Everyone
SSI App - Education and Fun downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | 100+ | 500k+ |
| Google Play | 100+ | 500k+ Measured |
| Total | 500+ Confidence | 1M+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Where SSI App - Education and Fun's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.9 ★ | 248 |
| Google Play | 4.8 ★ | 39k 324 written reviews |
| Both stores | 4.8 ★ weighted by ratings | 39k |
About SSI App - Education and Fun
DIGITAL DIVE LOG
Fast dive logging for scuba, freediving, extended range & rebreather dives. Sync from Mares, Suunto, Shearwater, Aqualung & more. GPS tagging, QR codes & Dive Site Database included.
TRAINING & FREE COURSES
24/7 access to SSI learning materials in 30+ languages. Free programs: Try Scuba, Snorkeling, Try Freediving & Scuba Diver. Track progress and earn ratings – Specialty Diver, Advanced Specialty Diver & Master Diver.
DIGITAL CERTIFICATIONS
All your dive certs, accident & travel insurance in one place. Powered by DiveAssure.
AI ASSISTANT & DIVE WIZARD
Log dives by voice, find features instantly with AI, or use the Dive Wizard for quick minimum-data entry.
GEAR MANAGER
Track serial numbers, service dates & equipment photos for all your dive gear.
SSI NETWORK & EVENTS
Connect with dive centers worldwide, watch 360° skills videos, and discover dive events & travel via SCUBAGO.
Whether you're a beginner looking to learn to scuba dive, a freediver tracking breath-hold sessions, or a technical diver managing multiple gas mixes – MySSI is your complete underwater companion.
Insurance currently available via DiveAssure.
Supported dive computers: Mares Sirius, Sirius L, Sirius Hunter, Horizon, Genius, Puck 4, Puck Pro EZ, Puck Pro Plus, Puck Pro, Puck Air 2, Quad CI, Quad 2, Quad Air, Quad, Smart, Smart Apnea, Smart Air; Scubapro via LogTrack App.
Full list available in-app under "Supported Dive Computers."
Fast dive logging for scuba, freediving, extended range & rebreather dives. Sync from Mares, Suunto, Shearwater, Aqualung & more. GPS tagging, QR codes & Dive Site Database included.
TRAINING & FREE COURSES
24/7 access to SSI learning materials in 30+ languages. Free programs: Try Scuba, Snorkeling, Try Freediving & Scuba Diver. Track progress and earn ratings – Specialty Diver, Advanced Specialty Diver & Master Diver.
DIGITAL CERTIFICATIONS
All your dive certs, accident & travel insurance in one place. Powered by DiveAssure.
AI ASSISTANT & DIVE WIZARD
Log dives by voice, find features instantly with AI, or use the Dive Wizard for quick minimum-data entry.
GEAR MANAGER
Track serial numbers, service dates & equipment photos for all your dive gear.
SSI NETWORK & EVENTS
Connect with dive centers worldwide, watch 360° skills videos, and discover dive events & travel via SCUBAGO.
Whether you're a beginner looking to learn to scuba dive, a freediver tracking breath-hold sessions, or a technical diver managing multiple gas mixes – MySSI is your complete underwater companion.
Insurance currently available via DiveAssure.
Supported dive computers: Mares Sirius, Sirius L, Sirius Hunter, Horizon, Genius, Puck 4, Puck Pro EZ, Puck Pro Plus, Puck Pro, Puck Air 2, Quad CI, Quad 2, Quad Air, Quad, Smart, Smart Apnea, Smart Air; Scubapro via LogTrack App.
Full list available in-app under "Supported Dive Computers."
SSI App - Education and Fun iPhone
SSI App - Education and Fun gets 500+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
SSI App - Education and Fun is #136 in Sports Free in China and charting in 7 of 24 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperHEAD Watersports GmbH
CategorySports
PriceFree
Released
Rating★ 4.9 (248)
Version5.0.41
Age rating4+
First seen by us
24 Sep 2026
24 Sep 2026Installs (est.)500k+ worldwide
Rating
4.9 ★
248 ratings
Measured
Best rank now
#136
Sports FreeMeasured
SSI App - Education and Fun on the App Store
App details
App ID
1249389209
Publisher
HEAD Watersports GmbH
Publisher country
Germany
Minimum OS
iOS 16.0+
Content rating
4+
Languages
1
EN
Size
198 MB
SSI App - Education and Fun downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Where SSI App - Education and Fun's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 24 countries.
| Country | Charts | Rank |
|---|---|---|
| China | SportsFree | #136 |
| Germany | SportsFree | #98 |
| India | SportsFree | #83 |
 France | SportsFree | #180 |
 Saudi Arabia | SportsFree | #122 |
 Russia | SportsFree | #172 |
 Italy | SportsFree | #197 |
Apps near SSI App - Education and Fun on the chart
Sports Free, around #136.
Ratings
App Store, worldwide.
Rating
4.9 ★
248 ratings
Measured
Ratings
248
Measured
About SSI App - Education and Fun
DIGITAL DIVE LOG
Fast dive logging for scuba, freediving, extended range & rebreather dives. Sync from Mares, Suunto, Shearwater, Aqualung & more. GPS tagging, QR codes & Dive Site Database included.
TRAINING & FREE COURSES
24/7 access to SSI learning materials in 30+ languages. Free programs: Try Scuba, Snorkeling, Try Freediving & Scuba Diver. Track progress and earn ratings – Specialty Diver, Advanced Specialty Diver & Master Diver.
DIGITAL CERTIFICATIONS
All your dive certs, accident & travel insurance in one place. Powered by DiveAssure.
AI ASSISTANT & DIVE WIZARD
Log dives by voice, find features instantly with AI, or use the Dive Wizard for quick minimum-data entry.
GEAR MANAGER
Track serial numbers, service dates & equipment photos for all your dive gear.
SSI NETWORK & EVENTS
Connect with dive centers worldwide, watch 360° skills videos, and discover dive events & travel via SCUBAGO.
Whether you're a beginner looking to learn to scuba dive, a freediver tracking breath-hold sessions, or a technical diver managing multiple gas mixes – MySSI is your complete underwater companion.
Insurance currently available via DiveAssure.
Supported dive computers: Mares Sirius, Sirius L, Sirius Hunter, Horizon, Genius, Puck 4, Puck Pro EZ, Puck Pro Plus, Puck Pro, Puck Air 2, Quad CI, Quad 2, Quad Air, Quad, Smart, Smart Apnea, Smart Air; Scubapro via LogTrack App.
Full list available in-app under "Supported Dive Computers."
Fast dive logging for scuba, freediving, extended range & rebreather dives. Sync from Mares, Suunto, Shearwater, Aqualung & more. GPS tagging, QR codes & Dive Site Database included.
TRAINING & FREE COURSES
24/7 access to SSI learning materials in 30+ languages. Free programs: Try Scuba, Snorkeling, Try Freediving & Scuba Diver. Track progress and earn ratings – Specialty Diver, Advanced Specialty Diver & Master Diver.
DIGITAL CERTIFICATIONS
All your dive certs, accident & travel insurance in one place. Powered by DiveAssure.
AI ASSISTANT & DIVE WIZARD
Log dives by voice, find features instantly with AI, or use the Dive Wizard for quick minimum-data entry.
GEAR MANAGER
Track serial numbers, service dates & equipment photos for all your dive gear.
SSI NETWORK & EVENTS
Connect with dive centers worldwide, watch 360° skills videos, and discover dive events & travel via SCUBAGO.
Whether you're a beginner looking to learn to scuba dive, a freediver tracking breath-hold sessions, or a technical diver managing multiple gas mixes – MySSI is your complete underwater companion.
Insurance currently available via DiveAssure.
Supported dive computers: Mares Sirius, Sirius L, Sirius Hunter, Horizon, Genius, Puck 4, Puck Pro EZ, Puck Pro Plus, Puck Pro, Puck Air 2, Quad CI, Quad 2, Quad Air, Quad, Smart, Smart Apnea, Smart Air; Scubapro via LogTrack App.
Full list available in-app under "Supported Dive Computers."
Latest updates
5.0.41
SSI App - Education and Fun Android
SSI App - Education and Fun gets 500+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
SSI App - Education and Fun is #97 in Sports Free on Google Play in Germany and charting in 2 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperSSI Scuba Schools International
CategorySports
PriceFree
Released
Installs500k+
Rating★ 4.8 (39k)
Updated
Content ratingEveryone
Rating
4.8 ★
39k ratings
Measured
Best rank now
#97
Sports FreeMeasured
SSI App - Education and Fun on Google Play
App details
App ID
com.divessi.ssi
Publisher
HEAD Watersports GmbH
Publisher country
Germany
Content rating
Everyone
SSI App - Education and Fun downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where SSI App - Education and Fun's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| Germany | SportsFree | #97 |
| Italy | SportsFree | #177 |
Apps near SSI App - Education and Fun on the chart
Sports Free, around #97.
Ratings
Google Play, worldwide.
Rating
4.8 ★
39k ratings
Measured
Ratings
39k
Measured
Written reviews
324
Measured
About SSI App - Education and Fun
MySSI is the #1 scuba diving app for divers of all levels - from your first Try Scuba experience to advanced technical diving. Log your dives, earn certifications, and connect with the global SSI dive community, all in one place.
DIGITAL DIVE LOGBOOK
Track every scuba, freediving, extended range, and rebreather dive (SCR/CCR) with SSI's smart dive log. Use the built-in Dive Spot Database, GPS location tagging, and QR codes for fast dive entry. Sync your dives wirelessly from supported dive computers including Mares, Aqualung, Apeks, Suunto, Shearwater, and Scubapro via LogTrack.
SCUBA TRAINING & DIVE CERTIFICATION
Get 24/7 access to your SSI digital learning materials in 30+ languages. Start your open water course, track training progress, and access free SSI programs like Try Scuba, Snorkeling, Try Freediving, and Scuba Diver - no dive center visit required to get started.
DIGITAL CERTIFICATION CARD
Keep all your dive certifications, accident insurance, travel insurance, and dive professional liability insurance in one secure place. Log dives and training to automatically earn free SSI ratings including Specialty Diver, Advanced Open Water Diver, and Master Diver.
AI DIVE ASSISTANT
Use the built-in AI assistant to find app features quickly and log dives via voice or text input - perfect for after a long day underwater.
DIVE WIZARD
New to logging? The Dive Wizard guides you through fast dive entry using only the minimum required information - no hassle, just log and go.
DIGITAL DIVE GEAR MANAGER
Save serial numbers, photos, and invoices for all your scuba equipment. Set maintenance reminders so your gear is always service-ready.
SSI DIVE CENTER NETWORK
Connect with SSI dive centers and resorts worldwide. Browse 360° skills videos, industry news, and how-to guides to keep improving your diving skills.
ACHIEVEMENTS & STATISTICS
Earn SSI Awards for diving milestones and share your best dives and underwater wildlife encounters with the global dive community.
DIVE EVENTS & SCUBAGO
Discover local and international dive events and find dive travel opportunities with SCUBAGO - all within the app.
Whether you're a beginner looking to learn to scuba dive, a freediver tracking breath-hold sessions, or a technical diver managing multiple gas mixes – MySSI is your complete underwater companion.
Insurance currently available via DiveAssure.
Supported dive computers: Mares Sirius, Sirius L, Sirius Hunter, Horizon, Genius, Puck 4, Puck Pro EZ, Puck Pro Plus, Puck Pro, Puck Air 2, Quad CI, Quad 2, Quad Air, Quad, Smart, Smart Apnea, Smart Air; Scubapro via LogTrack App.
Full list available in-app under "Supported Dive Computers."
DIGITAL DIVE LOGBOOK
Track every scuba, freediving, extended range, and rebreather dive (SCR/CCR) with SSI's smart dive log. Use the built-in Dive Spot Database, GPS location tagging, and QR codes for fast dive entry. Sync your dives wirelessly from supported dive computers including Mares, Aqualung, Apeks, Suunto, Shearwater, and Scubapro via LogTrack.
SCUBA TRAINING & DIVE CERTIFICATION
Get 24/7 access to your SSI digital learning materials in 30+ languages. Start your open water course, track training progress, and access free SSI programs like Try Scuba, Snorkeling, Try Freediving, and Scuba Diver - no dive center visit required to get started.
DIGITAL CERTIFICATION CARD
Keep all your dive certifications, accident insurance, travel insurance, and dive professional liability insurance in one secure place. Log dives and training to automatically earn free SSI ratings including Specialty Diver, Advanced Open Water Diver, and Master Diver.
AI DIVE ASSISTANT
Use the built-in AI assistant to find app features quickly and log dives via voice or text input - perfect for after a long day underwater.
DIVE WIZARD
New to logging? The Dive Wizard guides you through fast dive entry using only the minimum required information - no hassle, just log and go.
DIGITAL DIVE GEAR MANAGER
Save serial numbers, photos, and invoices for all your scuba equipment. Set maintenance reminders so your gear is always service-ready.
SSI DIVE CENTER NETWORK
Connect with SSI dive centers and resorts worldwide. Browse 360° skills videos, industry news, and how-to guides to keep improving your diving skills.
ACHIEVEMENTS & STATISTICS
Earn SSI Awards for diving milestones and share your best dives and underwater wildlife encounters with the global dive community.
DIVE EVENTS & SCUBAGO
Discover local and international dive events and find dive travel opportunities with SCUBAGO - all within the app.
Whether you're a beginner looking to learn to scuba dive, a freediver tracking breath-hold sessions, or a technical diver managing multiple gas mixes – MySSI is your complete underwater companion.
Insurance currently available via DiveAssure.
Supported dive computers: Mares Sirius, Sirius L, Sirius Hunter, Horizon, Genius, Puck 4, Puck Pro EZ, Puck Pro Plus, Puck Pro, Puck Air 2, Quad CI, Quad 2, Quad Air, Quad, Smart, Smart Apnea, Smart Air; Scubapro via LogTrack App.
Full list available in-app under "Supported Dive Computers."
What's new in 5.0.41-ssi
QR Reading for Picture in gallery
Bugfix- Divetile view images
Course language English metric - if not available in app language
Fixes: i200c dive date import, APEX DSX Dive time, dive filter: Country and depth
Buttons for bookmarks and notes are visible again in night mode.
Emergency contacts Japanese
Feedback Form - hyphens
Copy of training dive
Profile-Picture upload fix
Bugfix- Divetile view images
Course language English metric - if not available in app language
Fixes: i200c dive date import, APEX DSX Dive time, dive filter: Country and depth
Buttons for bookmarks and notes are visible again in night mode.
Emergency contacts Japanese
Feedback Form - hyphens
Copy of training dive
Profile-Picture upload fix