# SortFlow vs Tanklet

The clearest difference is update cadence: Tanklet at every 2 days against SortFlow's every 6 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SortFlow sells 3 one-off in-app purchases and Tanklet sells 10 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

SortFlow ships an update every 6 days, Tanklet every 2 days. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | SortFlow | Tanklet |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (12 ratings)](https://appshunter.io/ios/app/tanklet-idle-fish-aquarium/id6792056689/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 2 days** |
| Monetization | — | Freemium |
| Size | 13 MB | 124 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Isaac Cocar](https://appshunter.io/developer/1885512860) | [Liwei Xie](https://appshunter.io/developer/1106616046) |

## What reviewers say

### SortFlow

[App page](https://appshunter.io/ios/app/sortflow/id6760651183)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 500 Coins | $0.99 | one-time |
| 1,800 Coins | $2.99 | one-time |
| 4,000 Coins | $4.99 | one-time |


### Tanklet

[App page](https://appshunter.io/ios/app/tanklet-idle-fish-aquarium/id6792056689)

Create and manage your own virtual aquarium, raising and collecting a variety of fish. Care for their needs, decorate their environment, and watch them thrive. Enjoy the relaxing experience of fishkeeping without the real-world mess or cost.

**Highlights:** Care for virtual fish, Collect rare fish species, Breed fish for offspring, Decorate custom aquariums, Send fish on treasure hunts, Ambient mode with room themes, Offline earnings and progress

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tanklet+ Monthly | $1.99 | per month |
| Tanklet+ Yearly | $14.99 | per year |
| Starter Pack | $0.99 | one-time |
| Pouch of Pearls | $1.99 | one-time |
| Pass Premium Track | $2.99 | one-time |
| Coral Reef Decor Pack | $2.99 | one-time |
| Ambient Rooms Pack | $4.99 | one-time |
| Chest of Pearls | $9.99 | one-time |
| Vault of Pearls | $19.99 | one-time |
| Tanklet Plus Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is SortFlow free?

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

### Is Tanklet free?

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

### Do SortFlow or Tanklet have ads?

Neither SortFlow nor Tanklet shows ads.

### Which is updated more often, SortFlow or Tanklet?

SortFlow ships an update every 6 days, and Tanklet every 2 days. Most recently, SortFlow was updated on November 9, 2026 and Tanklet on November 10, 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.*