# A Message in a Bottle vs ThinkPulse

The clearest difference is update cadence: ThinkPulse at every 4 days against A Message in a Bottle's every 3 weeks. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. A Message in a Bottle sells 6 in-app purchases, starting at $2.99 per month and ThinkPulse sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for A Message in a Bottle against 5.0 for ThinkPulse. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

A Message in a Bottle ships an update every 3 weeks, ThinkPulse every 4 days. The most recent releases landed on September 23, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | A Message in a Bottle | ThinkPulse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/a-message-in-a-bottle/id6474155063/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/thinkpulse/id6479662952/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 46 MB | 43 MB |
| Requires iOS | 13.0 | **12.4** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [International Business Connect, Inc.](https://appshunter.io/developer/1720840904) | [RocketGUI, LLC](https://appshunter.io/developer/296262909) |

## What reviewers say

### A Message in a Bottle

[App page](https://appshunter.io/ios/app/a-message-in-a-bottle/id6474155063)

Connect with others and send messages that unlock at a future date. Organize contacts, attach multimedia, and manage your communication with a user-friendly interface. Enjoy a unique way to share thoughts and memories.

**Highlights:** Create and manage contact networks, Send timed messages for future delivery, Attach photos, videos, and voice notes, Organized inbox and sent message tabs, Timed message visibility with countdown, User-friendly settings and account management, Video feed with like and share options

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Raft | $2.99 | per month |
| Boat | $3.99 | per month |
| Yacht | $9.99 | per month |
| Onetime message | $0.99 | one-time |
| Purchase 5 messages | $1.99 | one-time |
| Purchase 10 messages | $2.99 | one-time |


### ThinkPulse

[App page](https://appshunter.io/ios/app/thinkpulse/id6479662952)

This app aims to build an accurate knowledge base of human opinions through anonymous contributions. Users can post answers and comments, but must adhere to strict rules against inappropriate content. All submissions are monitored for compliance.

**Highlights:** Anonymous opinion contributions, Knowledgebase creation, User comments, Content monitoring, Strict rule adherence

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 credit | $1.99 | one-time |
| 3 credits | $4.99 | one-time |
| 8 credits | $9.99 | one-time |


## Frequently asked questions

### Is A Message in a Bottle free?

A Message in a Bottle is free to download, with in-app purchases available.

### Is ThinkPulse free?

ThinkPulse is free to download, with in-app purchases available.

### Which has better reviews, A Message in a Bottle or ThinkPulse?

A Message in a Bottle and ThinkPulse are both rated 5.0 out of 5 on the App Store, from 5 and 2 ratings respectively.

### Do A Message in a Bottle or ThinkPulse have ads?

Neither A Message in a Bottle nor ThinkPulse shows ads.

### Which is updated more often, A Message in a Bottle or ThinkPulse?

A Message in a Bottle ships an update every 3 weeks, and ThinkPulse every 4 days. Most recently, A Message in a Bottle was updated on September 23, 2026 and ThinkPulse on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*