Comparison

Lettor vs Effecti

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

Head to head

About

Lettor

Features

Read full description

Com o uso do aplicativo é possível: • Consultar disponibilidade da agenda; • realizar reservas de horários para utilização das salas; • Consultar faturas; • Imprimir segunda via de boletos; • Consultar histórico de consumo; Ser um cliente do Lettor é possuir um escritório completo, totalmente equipado e preparado.

About

Effecti

This app monitors electronic bidding chats for your company and sends alerts for new invitations. Access all your bidding information from anywhere, right on your mobile device.

Highlights

Monitor electronic bidding chats
Receive invitation alerts
Access from anywhere
Mobile bidding management
Company bid tracking

Features

Read full description

Liberdade para viver: deixe para trás a rotina exaustiva de licitações. A Effecti resolve tudo para você! Com o nosso aplicativo você monitora os chats de todos os pregões eletrônicos que sua empresa registrou e ainda recebe alertas de convocações. Tudo isso de qualquer lugar do mundo e na palma da sua mão.

Screenshots

Lettor3 screens

Effecti4 screens

Verdict

The call

The clearest difference is update cadence: Effecti at fortnightly against Lettor's every 13 months. Lettor's advantage is iOS requirement (13.0 vs 15.6). On price, ads, in-app purchases and device support 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

Lettor ships an update every 13 months, Effecti fortnightly. Both last shipped on November 3, 2026.

Scorecard2 real differences · 6 level

Lettor versus Effecti: the parameters behind the verdict, then further details
Parameter	Lettor	Effecti
Price	Free	Free
Positive reviews	—	25.0% of reviews
Update frequency	Every 13 months	Fortnightly — better
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0 — better	15.6
Further details — not scored
Size	38 MB	43 MB
Age rating	4+	4+
Developer	Amanda Tonial	Effecti Tecnologia em Licitação

In-app purchases

None

Lettor

No in-app purchases

None

Effecti

No in-app purchases

Questions

Is Lettor free?

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

Is Effecti free?

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

Do Lettor or Effecti have ads?

Neither Lettor nor Effecti shows ads.

Which is updated more often, Lettor or Effecti?

Lettor ships an update every 13 months, and Effecti fortnightly. Most recently, Lettor was updated on November 3, 2026 and Effecti on November 3, 2026.