# Backlog by Time Engine vs Cards Against Backlogs

The clearest difference is device support: Cards Against Backlogs at 3 against Backlog by Time Engine's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Backlog by Time Engine ships an update every 3 weeks, Cards Against Backlogs every 5 weeks. Both last shipped on October 25, 2026.

## The numbers

| Metric | Backlog by Time Engine | Cards Against Backlogs |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Size | 3 MB | 26 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [100-8 Studio](https://appshunter.io/developer/1436780503) | [ThreadCode](https://appshunter.io/developer/1876358151) |

## What reviewers say

### Backlog by Time Engine

[App page](https://appshunter.io/ios/app/backlog-by-time-engine/id6470202026)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cards Against Backlogs

[App page](https://appshunter.io/ios/app/cards-against-backlogs/id6759011901)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Backlog by Time Engine free?

Backlog by Time Engine is free to download, with no in-app purchases.

### Is Cards Against Backlogs free?

Cards Against Backlogs is free to download, with no in-app purchases.

### Do Backlog by Time Engine or Cards Against Backlogs have ads?

Neither Backlog by Time Engine nor Cards Against Backlogs shows ads.

### Which is updated more often, Backlog by Time Engine or Cards Against Backlogs?

Backlog by Time Engine ships an update every 3 weeks, and Cards Against Backlogs every 5 weeks. Most recently, Backlog by Time Engine was updated on October 25, 2026 and Cards Against Backlogs on October 25, 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.*