Comparison

RangeController vs Sign Documents

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

Head to head
About

RangeController

Features
Read full description

1:该集中控制系统通过Windows端“RangeDesigner”进行界面设计,并发布。 2:当“RangeDesigner”设计完成时,iPad/iPhone通过下载同步界面文件。 3:RangeController包括视频播放控制,展厅灯光控制等。

About

Sign Documents

Features
Read full description

Sign Documents lets you add handwritten signatures to PDFs and images on your iPhone. • Import from Files or Photos, or open PDFs shared from other apps (e.g. Mail, WeChat) • Draw your signature and place it anywhere—resize and adjust with ease • Work through multi-page PDFs and export or share the result • Privacy-first: processing stays on your device; we don’t upload your documents Ideal for contracts, forms, invoices, and any quick e-sign workflow. SUBSCRIPTION INFO: Subscribe to take advantage of the features described above. • Subscription length: monthly, yearly • Your payment will be charged to your iTunes Account as soon as you confirm your purchase. • You can manage your subscriptions and turn off auto-renewal from 'Settings > iTunes Account & App Store > Apple ID > Subscriptions' • Your subscription will renew automatically unless you turn off auto-renew at least 24 hours before the end of the current period. • The cost of renewal will be charged to your account 24 hours before the end of the current period. • When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded. Terms of use: https://prettyboamedia.com/ Privacy policy: https://prettyboamedia.com/privacy-policy/ Inquiry: help4pdfsign@gmail.com

Screenshots

RangeController1 screens
Sign Documents3 screens

Verdict

The call

The clearest difference is in-app purchases: RangeController at none against Sign Documents's 2. RangeController also leads on device support (3 vs 1) and iOS requirement (10.0 vs 16.0). On price, update cadence and ads 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. Sign Documents sells 2 in-app purchases, starting at $8.99 per 7 days. RangeController asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 4, 2026 and October 2, 2026 respectively.

Scorecard3 real differences · 3 level
RangeController versus Sign Documents: the parameters behind the verdict, then further details
ParameterRangeControllerSign Documents
PriceFreeFree
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS10.0 — better16.0
Further details — not scored
Size18 MB22 MB
Age rating17+4+
Developer奎军 龚建元 李

In-app purchases

None

RangeController

No in-app purchases

2 purchases

Sign Documents

Subscriptions1
  • Weekly Pro3 Days trial$8.997 Days
One-time1
  • Permanent Pro$24.99

Questions

Is RangeController free?
RangeController is free to download, with no in-app purchases.
Is Sign Documents free?
Sign Documents is free to download, with in-app purchases available.
Do RangeController or Sign Documents have ads?
Neither RangeController nor Sign Documents shows ads.
Which is updated more often, RangeController or Sign Documents?
RangeController ships an update every 2 weeks, and Sign Documents every 2 weeks. Most recently, RangeController was updated on October 4, 2026 and Sign Documents on October 2, 2026.

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