# Singletrack vs Bookbuild

Singletrack and Bookbuild are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Singletrack ships an update every 2 weeks, Bookbuild weekly. The most recent releases landed on September 18, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Singletrack | Bookbuild |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 51 MB | 52 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Singletrack](https://appshunter.io/developer/900024926) | [Bookbuild AS](https://appshunter.io/developer/1827436009) |

## What reviewers say

### Singletrack

[App page](https://appshunter.io/ios/app/singletrack/id1445028326)

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

**In-app purchases:** none


### Bookbuild

[App page](https://appshunter.io/ios/app/bookbuild/id6748815240)

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

**In-app purchases:** none


## Frequently asked questions

### Is Singletrack free?

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

### Is Bookbuild free?

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

### Do Singletrack or Bookbuild have ads?

Neither Singletrack nor Bookbuild shows ads.

### Which is updated more often, Singletrack or Bookbuild?

Singletrack ships an update every 2 weeks, and Bookbuild weekly. Most recently, Singletrack was updated on September 18, 2026 and Bookbuild on September 28, 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.*