Set And Drift vs Ice Map
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Set And Drift
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Take Current Measurements using any physical measuring device (e.g. a current stick) Ping the start and end locations, and the Set & Drift app will automatically calculate the Set Direction & Drift Rate of the current. Specify the original Event Time & Location, and the app will estimate the SAR target's approximate location.
Ice Map
Access global forecasts for sea ice, water conditions, and wind. Visualize ice cover, temperature, currents, and water levels up to six days in advance. Includes specialized ice imagery for key regions.
- Global sea ice map forecast (6 days)
- Global sea water map forecast (6 days)
- Ice images for Great Lakes, Arctic, Antarctic
- Global water level map forecast (6 days)
- Global wind and wave forecast (6 days)
- PRO features: water physics, level, wind, wave maps
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The app provides the following three features. 1.Global Sea Ice Map 6 days forecast (Ice Cover, Ice Thickness, Ice Temperature, Ice Velocity) 2. Global Sea Water Map 6 days forecast (Water Temperature, Water Salinity, Water Current). 3. Ice Images(Great Lakes, Arctic and Antarctic) 4. Global Water Level Map 6 days forecast (Total Sea Level, Tide Height). 5. Global Wind and Wave 6 days forecast 【PRO】 Unlock water physics, water level, wind and wave map Purchase Notes: 1. The account will be automatically renewed and deducted the corresponding fee 1 day before the expiration. 2. If you need to cancel the renewal, please cancel in your personal iTunes account at least 1 day in advance. 3. After purchase, users can manage or turn off automatic renewal in personal account settings. privacy policy: https://www.astronomyobserver.net/h5/icemap/privacy term of services: https://www.astronomyobserver.net/h5/icemap/user
Screenshots
Verdict
The clearest difference is in-app purchases: Set And Drift at none against Ice Map's 2. Set And Drift also leads on update cadence (every 4 days vs every 4 months). On price, ads, 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
Both are free to download. Ice Map sells 2 in-app purchases, starting at $2.99 per month. Set And Drift asks for nothing beyond the download.
Set And Drift ships an update every 4 days, Ice Map every 4 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | Set And Drift | Ice Map |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 | 16.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Susanne LEECH | 雪平 王 |
In-app purchases
Set And Drift
No in-app purchases
Ice Map
- Monthly Pro$2.991 Month
- Annual Pro$19.991 Year
