# GoBig vs CountdownerSMS

The clearest difference is in-app purchases: GoBig at none against CountdownerSMS's 8. GoBig also leads on iOS requirement (11.0 vs 26.0). CountdownerSMS's advantage is update cadence (every 4 months vs every 47 months). On price, ads and device support there is nothing between them.

Both are free to download. CountdownerSMS sells 7 one-off in-app purchases. GoBig asks for nothing beyond the download.

GoBig ships an update every 47 months, CountdownerSMS every 4 months. The most recent releases landed on September 10, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | GoBig | CountdownerSMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4 ratings)](https://appshunter.io/ios/app/countdownersms/id6753716974/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 47 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 4 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Big Brothers Big Sisters of New York City, Inc.](https://appshunter.io/developer/1199628486) | [Braden Aron Mc Corkle](https://appshunter.io/developer/1673607393) |

## What reviewers say

### GoBig

[App page](https://appshunter.io/ios/app/gobig/id1199628487)

**Features:** macOS Compatibility

**In-app purchases:** none


### CountdownerSMS

[App page](https://appshunter.io/ios/app/countdownersms/id6753716974)

Create dynamic countdowns for any event and share them directly within iMessage conversations. Choose from a variety of themes and animated effects to make waiting more exciting for everyone involved.

**Highlights:** Live countdown creation for any date, Share timers directly via iMessage, 51 free and premium themes, Animated ambient effects, Confetti celebration on completion, Built-in Theme Shop

**Features:** Family Sharing, iMessage stickers

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Patriotic Theme Pack | $0.99 | one-time |
| Summer Days Theme Pack | $0.99 | one-time |
| Weather Theme Pack | $0.99 | one-time |
| Celestial Theme Pack | $0.99 | one-time |
| Luxe Theme Pack | $0.99 | one-time |
| Bloom Theme Pack | $0.99 | one-time |
| All Packs Unlock | $3.99 | one-time |


## Frequently asked questions

### Is GoBig free?

GoBig is free to download, with no in-app purchases.

### Is CountdownerSMS free?

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

### Do GoBig or CountdownerSMS have ads?

Neither GoBig nor CountdownerSMS shows ads.

### Which is updated more often, GoBig or CountdownerSMS?

GoBig ships an update every 47 months, and CountdownerSMS every 4 months. Most recently, GoBig was updated on September 10, 2026 and CountdownerSMS on September 27, 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.*