# Spike vs So Predictable

The clearest difference is in-app purchases: Spike at none against So Predictable's 1. Spike also leads on ads (none vs shown) and update cadence (weekly vs fortnightly). On price and device support there is nothing between them.

Both are free to download. So Predictable sells 1 one-off in-app purchase. Spike asks for nothing beyond the download.

Spike ships an update weekly, So Predictable fortnightly. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Spike | So Predictable |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Fortnightly |
| Size | 113 MB | 74 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [The Intellify](https://appshunter.io/developer/1459525559) | [Sequentially LLC](https://appshunter.io/developer/1813198897) |

## What reviewers say

### Spike

[App page](https://appshunter.io/ios/app/spike-stay-calm-dodge-sharp/id6738425854)

**Features:** macOS Compatibility

**In-app purchases:** none


### So Predictable

[App page](https://appshunter.io/ios/app/so-predictable/id6763954544)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Group Seats | $9.99 | one-time |


## Frequently asked questions

### Is Spike free?

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

### Is So Predictable free?

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

### Do Spike or So Predictable have ads?

So Predictable shows ads; Spike does not.

### Which is updated more often, Spike or So Predictable?

Spike ships an update weekly, and So Predictable fortnightly. Most recently, Spike was updated on October 8, 2026 and So Predictable on October 14, 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.*