Comparison

TrendLens vs CypherAir

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

Head to head
About

TrendLens

Features
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TrendLens - Discover Trends, Take Control of Your Data Manage your data in a simple and intuitive way! TrendLens provides comprehensive charting capabilities to make your data crystal clear: - Add, Modify, and View Charts: Easily record and manage data to generate clear trend charts. - Import CSV files: Quickly import data and instantly generate professional charts. - Widget support: Quickly preview important charts with widgets and track data changes in real time. - iCloud Sync: Seamlessly synchronize across multiple devices to view and edit your data anywhere, anytime. Understand and track your data better with TrendLens!

About

CypherAir

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CypherAir is a fully offline, open-source OpenPGP encryption tool built for iOS, iPadOS, macOS and VisionOS. It makes zero network connections. There is no telemetry, no tracking, and no possibility of data leakage. Two Encryption Profiles • Universal (Profile A) — Interoperable with GnuPG and all major PGP implementations. RFC 4880 compliant, employing Ed25519 and X25519 with SEIPDv1. • Advanced (Profile B) — Implements the latest OpenPGP standard, RFC 9580, with Ed448 and X448, authenticated encryption via AEAD (SEIPDv2), and Argon2id passphrase protection. Capabilities • Encrypt and decrypt text and files, processed as streams for efficiency • Create digital signatures — cleartext for messages, detached for files • Exchange public keys through QR codes using the system Camera, with no camera permission required • Manage multiple keys, each with its own encryption profile • Safeguard private keys in the Secure Enclave, unlocked only by Face ID or Touch ID Privacy Through Architecture • The sole system permission is the Face ID usage description • Private keys never leave the protection of Secure Enclave wrapping Open Source CypherAir is open source and available under the GNU General Public License v3.0 or later (GPL-3.0-or-later) or the Mozilla Public License 2.0 (MPL-2.0). Additional languages are in progress. Disclaimer No Warranty: You expressly acknowledge and agree that use of the Licensed Application is at your sole risk. To the maximum extent permitted by applicable law, the Licensed Application and any services performed or provided by the Licensed Application are provided "as is" and "as available," with all faults and without warranty of any kind, and Licensor hereby disclaims all warranties and conditions with respect to the Licensed Application and any services, either express, implied, or statutory, including, but not limited to, the implied warranties and/or conditions of merchantability, of satisfactory quality, of fitness for a particular purpose, of accuracy, of quiet enjoyment, and of noninfringement of third-party rights. No oral or written information or advice given by Licensor or its authorized representative shall create a warranty. Should the Licensed Application or services prove defective, you assume the entire cost of all necessary servicing, repair, or correction. Some jurisdictions do not allow the exclusion of implied warranties or limitations on applicable statutory rights of a consumer, so the above exclusion and limitations may not apply to you.

Screenshots

TrendLens3 screens
CypherAir4 screens

Verdict

The call

The clearest difference is update cadence: CypherAir at every 2 days against TrendLens's weekly. CypherAir also leads on device support (4 vs 1). TrendLens's advantage is iOS requirement (17.0 vs 26.5). On price, ads and in-app purchases there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

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

UpkeepUpdate frequency

TrendLens ships an update weekly, CypherAir every 2 days. The most recent releases landed on October 4, 2026 and October 19, 2026 respectively.

Scorecard3 real differences Ā· 3 level
TrendLens versus CypherAir: the parameters behind the verdict, then further details
ParameterTrendLensCypherAir
PriceFreeFree
Update frequencyWeeklyEvery 2 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhoneiPhone, iPad, Mac, Vision Pro — better
Requires iOS17.0 — better26.5
Further details — not scored
Size2 MB79 MB
Age rating4+4+
DeveloperZHIYI LINåŗ· 陈

In-app purchases

None

TrendLens

No in-app purchases

None

CypherAir

No in-app purchases

Questions

Is TrendLens free?
TrendLens is free to download, with no in-app purchases.
Is CypherAir free?
CypherAir is free to download, with no in-app purchases.
Do TrendLens or CypherAir have ads?
Neither TrendLens nor CypherAir shows ads.
Which is updated more often, TrendLens or CypherAir?
TrendLens ships an update weekly, and CypherAir every 2 days. Most recently, TrendLens was updated on October 4, 2026 and CypherAir on October 19, 2026.

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