Comparison

Coparentalys vs RattleStork

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Coparentalys

This social networking app helps individuals find compatible partners to become co-parents by choice. It facilitates connections for those looking to raise a child together.

Highlights
  • Find compatible co-parents
  • Connect with potential partners
  • Facilitates child-raising partnerships
  • Social networking for co-parenting
Features
Read full description

Meet the right Man or Woman and Make a child together. Become Coparents by choice with Coparentalys.

About

RattleStork

This app facilitates sperm donation and co-parenting in the US, connecting individuals and couples with donors and co-parents. It offers a direct, clinic-free approach to family building with secure messaging and verified profiles.

Highlights
  • Sperm donation in the US
  • Co-parenting connections
  • Home insemination support
  • Verified donor profiles
  • Secure, private messaging
  • Clinic-free family building
Features
Read full description

RattleStork - Sperm Donation and Co-Parenting in the United States RattleStork helps you create the family you’ve always envisioned, offering sperm donation in America, co-parenting, and home insemination on your own terms. Whether you’re a single parent by choice, part of an LGBTQ+ couple, or exploring alternative paths to parenthood, RattleStork connects you with real people who share your goals. No clinics. No gatekeeping. No hidden costs. Proudly supporting families across the US, from California to New York and everywhere in between. How it works: 1. Create a profile – Tell us about your family-building goals and preferences 2. Browse and search – Find sperm donors and co-parents near you with straightforward location-based filters 3. Chat and connect – Start secure, private conversations and discuss your plans 4. Make a plan – Decide together on donation, co-parenting, or home insemination that fits your needs Why choose RattleStork: • Verified profiles to find genuine donors and co-parents ready to connect • No middlemen or clinics – you set the pace and choose who to talk to • Safe and private conversations with encrypted messaging • No subscriptions, no hidden fees – free to get started • Inclusive by design for LGBTQ+ families, single parents, donors, and more • Flexible options, including private agreements and self-managed donation • Supportive community for sharing experiences and advice Who is RattleStork for: • Women and couples seeking sperm donors in the US • Donors who want to help others start a family in America • LGBTQ+ individuals and couples looking for co-parenting or donor options • Single parents by choice who want complete control • Anyone seeking an alternative to traditional sperm banks in the United States Privacy and security: Your privacy is our priority. RattleStork uses secure infrastructure and encrypted communication to protect your data. We also encourage users to follow all relevant US laws and create agreements that work best for everyone involved. What our users say: “RattleStork gave us something no clinic could – real conversations, real people, and a real path to parenthood. We’re building our family, our way.” – Lea and Maya, future moms via known donation Always evolving: We continually improve RattleStork based on your feedback, regularly adding new features to support your unique journey. Contact us: Questions or ideas Email: rattlestork@gmail.com Website: https://rattlestork.org Download RattleStork now and take the first step toward building your family, your way.

Screenshots

Coparentalys4 screens
RattleStork4 screens

Verdict

The call

The clearest difference is review sentiment: RattleStork at 40% against Coparentalys's 30%. Coparentalys's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Coparentalys sells 6 one-off in-app purchases and RattleStork sells 3 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Coparentalys ships an update monthly, RattleStork every 3 weeks. Both last shipped on October 24, 2026.

Scorecard2 real differences · 8 level
Coparentalys versus RattleStork: the parameters behind the verdict, then further details
ParameterCoparentalysRattleStork
PriceFreeFree
Rating—3.4 (5 ratings) — better
Positive reviews30.0% of reviews40.0% of reviews — better
Number of ratings—5 — better
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.6
Further details — not scored
Size27 MB329 MB
Age rating4+17+
DeveloperCoparentalysRattleStork

Customer experience

Coparentalys

Written reviews10 reviews
Positive30.0%
Neutral0.0%
Negative70.0%

RattleStork

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews5 reviews
Positive40.0%
Neutral0.0%
Negative60.0%

In-app purchases

6 purchases

Coparentalys

One-time6
  • 1 MONTH STANDARD$20.99
  • 1 MONTH PREMIUM$32.99
  • 3 MONTHS STANDARD$36.99
Show 3 more
  • 6 MONTHS STANDARD$49.99
  • 3 MONTHS PREMIUM$74.99
  • 6 MONTHS PREMIUM$99.99
3 purchases

RattleStork

Subscriptions3
  • Rattlestork Premium Monthly$12.991 Month
  • Rattlestork Premium Quaterly$24.993 Months
  • Rattlestork Premium Annually$99.991 Year

Questions

Is Coparentalys free?
Coparentalys is free to download, with in-app purchases available.
Is RattleStork free?
RattleStork is free to download, with in-app purchases available.
Do Coparentalys or RattleStork have ads?
Neither Coparentalys nor RattleStork shows ads.
Which is updated more often, Coparentalys or RattleStork?
Coparentalys ships an update monthly, and RattleStork every 3 weeks. Most recently, Coparentalys was updated on October 24, 2026 and RattleStork on October 24, 2026.

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