Sidro Nautika vs WhoseUp
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sidro Nautika
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Have you always dreamed of becoming the captain of the seas? Choose the training course that suits you best and start your journey into the world of aquatic adventures with the Sidro Nautika team! Our premium yachts are ready to provide unforgettable sailing experiences all around the world.
WhoseUp
Effortlessly track who's next to pay for group expenses like coffee, lunches, or dinners. Create custom circles for different groups, log payments, and let the app automatically manage fair turn rotations. View payment history and confirm transactions for accountability.
- Fair turn tracking
- Unlimited group circles
- Payment statistics and history
- Payment confirmation
- Customizable group banners
- Data export to CSV
- Dark mode support
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WHO PAID LAST? WhoseUp remembers so you don’t have to. Track who paid last and instantly see whose turn is next — perfect for couples, roommates, friends, coworkers, and recurring coffee or lunch groups. No debt calculations. No spreadsheets. No complicated expense ledger. Just a simple answer to one question: Who’s up next? KEY FEATURES • See Who’s Next Know instantly whose turn it is to pay. • Remember Who Paid Last Keep a clear history of previous turns. • One-Tap Logging Tap “I Paid” and WhoseUp automatically moves the turn forward. • Multiple Groups Create separate groups for Date Night, Coffee Runs, Groceries, Lunch, Roommates, and more. • Share the Next Turn Create a clean share card showing who paid last and who’s next, then send it through Messages, WhatsApp, social apps, and more. • Group Invites Invite friends to join your group quickly. • Turn History Review past payments and see how evenly your group has been taking turns. • iCloud Sync Keep your groups available across your Apple devices. • Home Screen Widget Check whose turn is next without opening the app. • Privacy First Your group data stays private and is stored locally or through your own iCloud account. PERFECT FOR • Couples taking turns on dates • Roommates sharing everyday purchases • Friends rotating dinner or drinks • Coworkers taking turns buying coffee • Anyone tired of hearing “I paid last time!” WhoseUp is not a debt calculator. It does not tell you who owes whom. It simply remembers the turn.
Screenshots
Verdict
The clearest difference is in-app purchases: Sidro Nautika at none against WhoseUp's 1. Sidro Nautika also leads on iOS requirement (12.4 vs 17.6). On price, update cadence, ads 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. WhoseUp sells 1 one-off in-app purchase. Sidro Nautika asks for nothing beyond the download.
Sidro Nautika ships an update every 2 weeks, WhoseUp fortnightly. The most recent releases landed on October 2, 2026 and October 11, 2026 respectively.
| Parameter | Sidro Nautika | WhoseUp |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 2 weeks — better | Fortnightly |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.4 — better | 17.6 |
| Further details — not scored | ||
| Size | 19 MB | 12 MB |
| Age rating | 17+ | 4+ |
| Developer | Trackie.io | Jimmy Park |
In-app purchases
Sidro Nautika
No in-app purchases
WhoseUp
- Who's Paying Pro$2.99









