# PapiRiver vs Spark Mk1

The clearest difference is review sentiment: Spark Mk1 at 100% against PapiRiver's 56%. Spark Mk1 also leads on rating (5.0 vs 4.8) and update cadence (every 2 months vs every 6 months). PapiRiver's advantage is in-app purchases (none vs 1). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Spark Mk1 sells 1 one-off in-app purchase. PapiRiver asks for nothing beyond the download.

Spark Mk1 holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 15 and 7 respectively. Written reviews point the same way: 56% of PapiRiver's written reviews are positive against 100% of Spark Mk1's.

PapiRiver ships an update every 6 months, Spark Mk1 every 2 months. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PapiRiver | Spark Mk1 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (15 ratings)](https://appshunter.io/ios/app/papiriver/id289052548/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/spark-mk1/id1553283149/reviews)** |
| Number of ratings | **15** | 7 |
| Positive reviews | 55.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 71 MB | 75 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yohei Iwasaki](https://appshunter.io/developer/285800498) | [Zylos Games LLC](https://appshunter.io/developer/1553283151) |

## What reviewers say

### PapiRiver

[App page](https://appshunter.io/ios/app/papiriver/id289052548)

Navigate Mr. Papi down a winding river by tilting your device. Avoid hitting the riverbanks to prevent being pushed back. The closer you get to the bottom edge, the higher your score.

**Highlights:** Tilt controls, River navigation, Score multiplier, Avoid obstacles, Endless runner style

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and addictive gameplay
- 🚀 Simple and easy to pick up
- 💡 Unique river-based mechanics
- 😊 Nostalgic and charming character

**What reviewers complain about**

- 🐛 Sensitive controls and poor handling
- 🔨 Repetitive and lacking in depth
- 🎨 Outdated and unappealing graphics
- 🔋 Can cause eye strain after prolonged play

**Reported bugs**

- Frequent crashes and freezes
- Compatibility issues with newer devices
- Inconsistent performance and responsiveness

**Requested features**

- More game modes and levels
- Ability to save and track high scores
- Customization options for the character and environment
- Integration with social features and leaderboards


### Spark Mk1

[App page](https://appshunter.io/ios/app/spark-mk1/id1553283149)

Engage in a fast-paced action game where you infiltrate a corporation's network to save the world. Navigate system defenses using on-screen or tilt controls, master levels through replay, and compete on leaderboards. Unlock the full game to experience all levels and boss fights.

**Highlights:** Fast-paced non-stop action, On-screen D-Pad or tilt controls, Full story mode, Challenge mode with score multipliers, Game Center support, Leaderboards and achievements

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Game | $1.99 | one-time |


## Frequently asked questions

### Is PapiRiver free?

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

### Is Spark Mk1 free?

Spark Mk1 is free to download, with in-app purchases available.

### Which has better reviews, PapiRiver or Spark Mk1?

Spark Mk1 is rated higher. PapiRiver averages 4.8 out of 5 from 15 ratings, while Spark Mk1 averages 5.0 from 7 ratings.

### Do PapiRiver or Spark Mk1 have ads?

Neither PapiRiver nor Spark Mk1 shows ads.

### Which is updated more often, PapiRiver or Spark Mk1?

PapiRiver ships an update every 6 months, and Spark Mk1 every 2 months. Most recently, PapiRiver was updated on October 31, 2026 and Spark Mk1 on November 3, 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.*