# SignDict vs iDev Tango

The clearest difference is price: iDev Tango at Free against SignDict's $9.99. iDev Tango also leads on in-app purchases (none vs 2) and update cadence (every 2 days vs fortnightly). SignDict's advantage is ads (none vs shown) and device support (4 vs 2). On iOS requirement there is nothing between them.

iDev Tango is free to download; SignDict costs $9.99 up front. SignDict sells 2 in-app purchases, starting at $3.99 per month. iDev Tango asks for nothing beyond the download.

SignDict ships an update fortnightly, iDev Tango every 2 days. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SignDict | iDev Tango |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/signdict/id6738938959/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 2 days** |
| Monetization | Paid | — |
| Size | 457 MB | 5 MB |
| Requires iOS | **17.4** | 17.6 |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Chavez](https://appshunter.io/developer/1446817481) | [shohei yukawa](https://appshunter.io/developer/1825580540) |

## What reviewers say

### SignDict

[App page](https://appshunter.io/ios/app/signdict/id6738938959)

Explore Japanese and American Sign Language with this comprehensive dictionary and translator. Practice signing the alphabet, Hiragana, and more, even offline. Connect with Deaf communities and enhance your communication skills.

**Highlights:** Bilingual translation (ASL & JSL), Interactive learning (alphabet, Hiragana), Offline mode, Extensive sign library (20,000+ signs), Distraction-free experience

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SignDict Subscription | $3.99 | per month |
| SignDict Lifetime | $9.99 | one-time |


### iDev Tango

[App page](https://appshunter.io/ios/app/idev-tango/id6757414016)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SignDict free?

SignDict costs $9.99, and also offers in-app purchases.

### Is iDev Tango free?

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

### Do SignDict or iDev Tango have ads?

iDev Tango shows ads; SignDict does not.

### Which is updated more often, SignDict or iDev Tango?

SignDict ships an update fortnightly, and iDev Tango every 2 days. Most recently, SignDict was updated on October 24, 2026 and iDev Tango on October 12, 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.*