Comparison

Backmost vs HYNAK

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

Backmost

Read full description

Backmost App, turn Your Phone Case into a Daily Highlight! With limitless DIY designs, make your phone case a true reflection of your style and interests. Follow topics you love and keep up with friends to unlock fresh content every day. Your phone case becomes more than just protection—it’s a statement of who you are!

About

HYNAK

Features

Read full description

The HYNAK app allows you to connect and communicate with related products via Bluetooth and set corresponding functions. Using this app, you can: 1: View the status and information of your vehicle equipment; 2: Lock or unlock the vehicle equipment; 3: Set the speed gear and adjust the display unit; 4: Set the cruise control and zero start function; 5: Record riding videos and riding routes; Please note: This app does not support all series product functions.

Screenshots

Backmost3 screens

HYNAK3 screens

Verdict

The call

The clearest difference is ads: HYNAK at none against Backmost's shown. Backmost's advantage is update cadence (every 2 weeks vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Backmost ships an update every 2 weeks, HYNAK every 3 weeks. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 4 level

Backmost versus HYNAK: the parameters behind the verdict, then further details
Parameter	Backmost	HYNAK
Price	Free	Free
Update frequency	Every 2 weeks — better	Every 3 weeks
Ads	Yes	No — better
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	14 — better	15.0
Further details — not scored
Size	12 MB	86 MB
Age rating	9+	4+
Developer	Index Power (Shenzhen) Technology Co., Ltd	东莞市易诚盛达信息技术有限公司

In-app purchases

None

Backmost

No in-app purchases

None

HYNAK

No in-app purchases

Questions

Is Backmost free?

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

Is HYNAK free?

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

Do Backmost or HYNAK have ads?

Backmost shows ads; HYNAK does not.

Which is updated more often, Backmost or HYNAK?

Backmost ships an update every 2 weeks, and HYNAK every 3 weeks. Most recently, Backmost was updated on October 5, 2026 and HYNAK on October 15, 2026.