# Double Number Merging vs Donut Sort Jam!

Double Number Merging and Donut Sort Jam! 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. Double Number Merging sells 9 one-off in-app purchases and Donut Sort Jam! sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 22, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Double Number Merging | Donut Sort Jam! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (778 ratings)](https://appshunter.io/ios/app/double-number-merging/id6736434801/reviews)** | — |
| Number of ratings | **778** | — |
| Positive reviews | 7.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 290 MB | 180 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [puzzle studio](https://appshunter.io/developer/1562662220) | [DayOne LLC](https://appshunter.io/developer/721033055) |

## What reviewers say

### Double Number Merging

[App page](https://appshunter.io/ios/app/double-number-merging/id6736434801)

Engage your mind with a classic number-themed puzzle game. Strategically merge falling number blocks to clear space and achieve higher scores. Enjoy a fun and challenging experience anywhere, anytime, with features like daily bonuses and progress saving.

**Highlights:** Number block merging, Brain exercise, Multiple levels, Daily bonuses, Auto-save progress, Smash unwanted blocks

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 Diamonds | $0.99 | one-time |
| 10 Hammers | $1.49 | one-time |
| 10 Switches | $1.49 | one-time |
| 3000 Diamonds | $2.99 | one-time |
| 4400 Diamonds | $3.99 | one-time |
| Starter Pack | $4.99 | one-time |
| 9200 Diamonds | $7.99 | one-time |
| 18100 Diamonds | $14.99 | one-time |
| 26000 Diamonds | $19.99 | one-time |

**What reviewers like**

- 💡 Fun game concept

**What reviewers complain about**

- 🚫 Excessive ads that cover the screen
- 🐛 Ads that won't close or minimize
- 🚫 Ads that interrupt gameplay
- 🚫 Ads that prevent playing the game

**Reported bugs**

- Purchased items not received
- Freezing and crashing issues

**Requested features**

- Option to remove ads for a fee
- Reduce frequency of ads during gameplay


### Donut Sort Jam!

[App page](https://appshunter.io/ios/app/donut-sort-jam/id6754811891)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 250 Coin Pack | $1.99 | one-time |
| Starter Pack | $4.99 | one-time |
| Hint Pack | $9.99 | one-time |
| 1000 Coin Pack | $9.99 | one-time |
| No Ads Bundle | $9.99 | one-time |
| 2500 Coin Pack | $19.99 | one-time |
| Mega Hint Pack | $24.99 | one-time |
| 5000 Coins Pack | $39.99 | one-time |
| 7500 Coins Pack | $59.99 | one-time |
| 12500 Coin Pack | $89.99 | one-time |


## Frequently asked questions

### Is Double Number Merging free?

Double Number Merging is free to download, with in-app purchases available.

### Is Donut Sort Jam! free?

Donut Sort Jam! is free to download, with in-app purchases available.

### Do Double Number Merging or Donut Sort Jam! have ads?

Both Double Number Merging and Donut Sort Jam! show ads.

### Which is updated more often, Double Number Merging or Donut Sort Jam!?

Double Number Merging ships an update every 3 months, and Donut Sort Jam! every 3 months. Most recently, Double Number Merging was updated on October 22, 2026 and Donut Sort Jam! on September 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.*