# Readers Thinkers vs SingRobot

Readers Thinkers and SingRobot 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.

Readers Thinkers ships an update every 3 months, SingRobot every 6 months. The most recent releases landed on October 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Readers Thinkers | SingRobot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Size | 21 MB | 552 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dreamware Limited](https://appshunter.io/developer/892413586) | [Singapore Arts Pte Ltd](https://appshunter.io/developer/1810406617) |

## What reviewers say

### Readers Thinkers

[App page](https://appshunter.io/ios/app/readers-thinkers/id6464159991)

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

**In-app purchases:** none


### SingRobot

[App page](https://appshunter.io/ios/app/singrobot/id6745006827)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Readers Thinkers free?

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

### Is SingRobot free?

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

### Do Readers Thinkers or SingRobot have ads?

Neither Readers Thinkers nor SingRobot shows ads.

### Which is updated more often, Readers Thinkers or SingRobot?

Readers Thinkers ships an update every 3 months, and SingRobot every 6 months. Most recently, Readers Thinkers was updated on October 11, 2026 and SingRobot on September 17, 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.*