App comparison · checked 2026-10-21
OBubba vs The Wonder Weeks: features, price and ratings compared
A factual, side-by-side look at OBubba and The Wonder Weeks, using each app’s own listings. No spin, just what each one says it does.
The short version
The Wonder Weeks
Made by Twise Victory Publishing BV.
OBubba
A baby sleep tracker that learns your baby’s rhythm and looks for the reason behind a bad night. Listed with Nap and bedtime predictions, Step-by-step sleep plan or coaching, In-app sleep coach chat, Feed tracking, Nappy (diaper) tracking, Pumping log, which we could not find on The Wonder Weeks’s own pages.
Side by side
| Feature | OBubba | The Wonder Weeks |
|---|---|---|
| App Store rating (US) | 4.7 ★ (83 ratings) | 4.8 ★ (122,351 ratings) |
| App Store rating (UK) | 4.9 ★ (26 ratings) | 4.8 ★ (39,560 ratings) |
| In-app prices (US App Store) | $7.99 to $129.99 | $0.99 |
| Platforms | iOS, Android, Apple Watch | iOS, iPadOS, Android |
| App languages | 13 | 16 |
| Nap and bedtime predictions | Yes | Not stated |
| Step-by-step sleep plan or coaching | Yes | Not stated |
| In-app sleep coach chat | Yes | Not stated |
| 1:1 human sleep consultant | No | Not stated |
| Feed tracking | Yes | Not stated |
| Nappy (diaper) tracking | Yes | Not stated |
| Pumping log | Yes | Not stated |
| Solids and weaning | Yes | Not stated |
| Growth percentiles | Yes | Not stated |
| Milestones | Yes | Not stated |
| Partner sync | Yes | Yes |
| Sharing with other carers | Yes | Not stated |
| White noise and sleep sounds | Yes | Not stated |
| Import from another app (CSV) | Yes | Not stated |
| Export your data | Yes | Not stated |
| Home screen widgets | Yes | Not stated |
| Live Activities | Yes | Not stated |
| Apple Watch app | Yes | Not stated |
| Pregnancy tracking | Yes | Not stated |
| Twins and multiple babies | Yes | Not stated |
Facts about other apps come from their own App Store and Google Play listings and websites, checked on 2026-10-21. “Not stated” means we could not find the feature on their own pages, not that it is missing. Prices are the in-app purchase prices listed on the US App Store and vary by country and over time. The Wonder Weeks are trademarks of their respective owners. OBubba is not affiliated with, endorsed by or sponsored by them. Spotted something out of date? Email hello@obubba.com and we will correct it.
Worth knowing about The Wonder Weeks
- App Store listing says babies go through 10 mental leaps in the first 20 months and the app gives a personalized leap schedule with notifications.
- Listing mentions 77 playtime games, a personal diary, a forum, videos and polls.
- Listing says the app can be linked to a partner's app.
- Google Play listing (org.twisevictory.apps.ex) shows 3.7 stars from 3,908 ratings and 500K+ downloads.
What OBubba is built to do
Switching from The Wonder Weeks
- Check whether The Wonder Weeks offers an export on your plan. If it does, OBubba can import CSV files from most baby trackers.
- If not, start fresh: OBubba begins with age-based guidance on day one and learns your baby’s rhythm within a week or two of logging.
- Invite your partner on the free plan so you both log into the same record from the start.
Try it on your own baby
See OBubba’s predictions for your baby this week.
Free to download. Partner sync included. A 7-day free trial of Premium guidance.
Questions
Is OBubba free like The Wonder Weeks?
OBubba is free to download with core tracking, partner sync and carer sharing included. Premium guidance costs $7.99 a month, $79.99 a year or $129.99 once on the US App Store, with a 7-day free trial. For The Wonder Weeks, their own listing says: The app is free to download (App Store price 0.00) and offers in-app purchases; the store listing does not state which features are free.
Can I move my data from The Wonder Weeks to OBubba?
Check whether The Wonder Weeks offers an export on your plan. If it does, OBubba can import CSV files from most baby trackers. If not, start fresh: OBubba begins with age-based guidance on day one and learns your baby’s rhythm within a week or two of logging. Invite your partner on the free plan so you both log into the same record from the start.
Which is better for baby sleep, OBubba or The Wonder Weeks?
It depends what you need. OBubba is built around sleep: it learns your baby’s wake windows, predicts naps and bedtime, and looks at over 30 common reasons sleep goes wrong with a gentle plan for each. Trying both on your own baby for a week is the fairest test.